Annual report pursuant to Section 13 and 15(d)

Parent, Guarantor, Non-Guarantor Unaudited Consolidating Financial Statements (Unaudited) - Consolidated Statement of Cash Flows (Detail)

v3.19.1
Parent, Guarantor, Non-Guarantor Unaudited Consolidating Financial Statements (Unaudited) - Consolidated Statement of Cash Flows (Detail) - USD ($)
 3 Months Ended 12 Months Ended
Dec. 31, 2018
Sep. 30, 2018
Jun. 30, 2018
Mar. 31, 2018
Dec. 31, 2017
Sep. 30, 2017
Jun. 30, 2017
Mar. 31, 2017
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Cash flows from operating activities:                      
Net income (loss) $ (43,073,000) $ (70,951,000) $ (22,877,000) $ (28,796,000) $ (28,693,000) $ (20,311,000) $ (29,888,000) $ (39,809,000) $ (165,697,000) $ (118,701,000) $ (230,814,000)
Adjustments to reconcile net income (loss):                      
Depreciation and amortization                 107,545,000 122,373,000 139,795,000
(Gain) loss on debt modification                     1,088,000
Accretion on contingent consideration                 0 0 419,000
(Gain) loss on debt modification                 9,789,000 0  
Gain (loss) on disposition of assets, net                 1,724,000 2,851,000 1,613,000
Deferred tax expense (benefit)                 (429,000) (224,000) 69,062,000
Loss on impairment                 50,698,000 0 0
Equity in net earnings of subsidiaries                 7,538,000 0 0
Provision for reduction in carrying value of certain assets                 0 1,938,000 0
Expenses not requiring cash                 5,151,000 4,251,000 2,518,000
Equity in net earnings (losses) of subsidiaries                 0 0 0
Change in assets and liabilities:                      
Accounts and notes receivable                 (15,235,000) (9,628,000) 60,391,000
Rig materials and supplies                 249,000 4,710,000 (1,752,000)
Other current assets                 (10,860,000) (1,319,000) 2,140,000
Other non-current assets                 13,019,000 8,658,000 3,897,000
Accounts payable and accrued liabilities                 (9,489,000) (8,714,000) (19,494,000)
Accrued income taxes                 (1,264,000) 538,000 (6,422,000)
Net cash provided by (used in) operating activities                 (17,050,000) 6,733,000 22,441,000
Cash flows from investing activities:                      
Capital expenditures                 (70,567,000) (54,533,000) (28,954,000)
Proceeds from the sale of assets                 1,353,000 403,000 2,441,000
Net cash provided by (used in) investing activities                 (69,214,000) (54,130,000) (26,513,000)
Cash flows from financing activities:                      
Proceeds from the issuance of common stock                 0 25,200,000 0
Proceeds from the issuance of convertible preferred stock                 0 50,000,000 0
Payment of equity issuance costs                 0 (2,864,000) 0
Proceeds from borrowing under DIP facility                 10,000,000 0 0
Payment of DIP facility costs                 (975,000) 0 0
Convertible preferred stock dividend                 (3,625,000) (2,145,000) 0
Payments of debt issuance costs                 (1,443,000) 0 0
Payment for noncontrolling interest                 0 0 (3,375,000)
Payment of contingent consideration                 0 0 (6,000,000)
Shares surrendered in lieu of tax                 (251,000) (936,000) (1,156,000)
Intercompany advances, net                 0 0 0
Net cash provided by (used in) financing activities                 3,706,000 69,255,000 (10,531,000)
Net increase (decrease) in cash, cash equivalents and restricted cash                 (82,558,000) 21,858,000 (14,603,000)
Cash, cash equivalents and restricted cash at beginning of period       141,549,000       119,691,000 141,549,000 119,691,000 134,294,000
Cash, cash equivalents and restricted cash at end of period 58,991,000       141,549,000       58,991,000 141,549,000 119,691,000
Reportable Legal Entities | Parent                      
Cash flows from operating activities:                      
Net income (loss)                 (165,697,000) (118,701,000) (230,814,000)
Adjustments to reconcile net income (loss):                      
Depreciation and amortization                 0 0 0
(Gain) loss on debt modification                     1,088,000
Accretion on contingent consideration                     0
Gain (loss) on disposition of assets, net                 0 0 0
Deferred tax expense (benefit)                 13,226,000 4,785,000 47,971,000
Loss on impairment                 0    
Equity in net earnings of subsidiaries                 7,538,000    
Provision for reduction in carrying value of certain assets                   0  
Expenses not requiring cash                 4,526,000 5,651,000 9,545,000
Equity in net earnings (losses) of subsidiaries                 87,548,000 40,752,000 94,469,000
Change in assets and liabilities:                      
Accounts and notes receivable                 0 0 0
Rig materials and supplies                 0 0 0
Other current assets                 (8,088,000) (50,296,000) 50,296,000
Other non-current assets                 1,042,000 361,000 (299,000)
Accounts payable and accrued liabilities                 (63,054,000) (41,885,000) (121,016,000)
Accrued income taxes                 11,611,000 79,319,000 (10,381,000)
Net cash provided by (used in) operating activities                 (111,348,000) (80,014,000) (159,141,000)
Cash flows from investing activities:                      
Capital expenditures                 0 0 0
Proceeds from the sale of assets                 0 0 0
Net cash provided by (used in) investing activities                 0 0 0
Cash flows from financing activities:                      
Proceeds from the issuance of common stock                   25,200,000  
Proceeds from the issuance of convertible preferred stock                   50,000,000  
Payment of equity issuance costs                   (2,864,000)  
Proceeds from borrowing under DIP facility                 10,000,000    
Payment of DIP facility costs                 (975,000)    
Convertible preferred stock dividend                 (3,625,000) (2,145,000)  
Payments of debt issuance costs                 (1,443,000)    
Payment for noncontrolling interest                     (3,375,000)
Payment of contingent consideration                     0
Shares surrendered in lieu of tax                 (251,000) (936,000) (1,156,000)
Intercompany advances, net                 48,594,000 21,101,000 154,687,000
Net cash provided by (used in) financing activities                 52,300,000 90,356,000 150,156,000
Net increase (decrease) in cash, cash equivalents and restricted cash                 (59,048,000) 10,342,000 (8,985,000)
Cash, cash equivalents and restricted cash at beginning of period       75,342,000       65,000,000 75,342,000 65,000,000 73,985,000
Cash, cash equivalents and restricted cash at end of period 16,294,000       75,342,000       16,294,000 75,342,000 65,000,000
Reportable Legal Entities | Guarantor                      
Cash flows from operating activities:                      
Net income (loss)                 (54,508,000) (1,655,000) (48,922,000)
Adjustments to reconcile net income (loss):                      
Depreciation and amortization                 76,353,000 81,248,000 90,197,000
(Gain) loss on debt modification                     0
Accretion on contingent consideration                     419,000
Gain (loss) on disposition of assets, net                 1,347,000 243,000 565,000
Deferred tax expense (benefit)                 (11,865,000) (7,763,000) 14,940,000
Loss on impairment                 40,917,000    
Equity in net earnings of subsidiaries                 0    
Provision for reduction in carrying value of certain assets                   0  
Expenses not requiring cash                 (302,000) 4,793,000 (4,900,000)
Equity in net earnings (losses) of subsidiaries                 0 0 0
Change in assets and liabilities:                      
Accounts and notes receivable                 (16,244,000) (16,552,000) 25,848,000
Rig materials and supplies                 (4,454,000) (1,869,000) (361,000)
Other current assets                 (4,854,000) 34,096,000 (34,479,000)
Other non-current assets                 3,315,000 (1,542,000) 441,000
Accounts payable and accrued liabilities                 57,305,000 30,359,000 99,511,000
Accrued income taxes                 (10,415,000) (61,233,000) (1,134,000)
Net cash provided by (used in) operating activities                 76,595,000 60,125,000 142,125,000
Cash flows from investing activities:                      
Capital expenditures                 (56,897,000) (42,990,000) (15,384,000)
Proceeds from the sale of assets                 87,000 68,000 437,000
Net cash provided by (used in) investing activities                 (56,810,000) (42,922,000) (14,947,000)
Cash flows from financing activities:                      
Proceeds from the issuance of common stock                   0  
Proceeds from the issuance of convertible preferred stock                   0  
Payment of equity issuance costs                   0  
Proceeds from borrowing under DIP facility                 0    
Payment of DIP facility costs                 0    
Convertible preferred stock dividend                 0 0  
Payments of debt issuance costs                 0    
Payment for noncontrolling interest                     0
Payment of contingent consideration                     (6,000,000)
Shares surrendered in lieu of tax                 0 0  
Intercompany advances, net                 (31,119,000) (10,753,000) (120,659,000)
Net cash provided by (used in) financing activities                 (31,119,000) (10,753,000) (126,659,000)
Net increase (decrease) in cash, cash equivalents and restricted cash                 (11,334,000) 6,450,000 519,000
Cash, cash equivalents and restricted cash at beginning of period       20,655,000       14,205,000 20,655,000 14,205,000 13,686,000
Cash, cash equivalents and restricted cash at end of period 9,321,000       20,655,000       9,321,000 20,655,000 14,205,000
Reportable Legal Entities | Non-Guarantor                      
Cash flows from operating activities:                      
Net income (loss)                 (33,040,000) (39,097,000) (45,547,000)
Adjustments to reconcile net income (loss):                      
Depreciation and amortization                 31,192,000 41,125,000 49,598,000
(Gain) loss on debt modification                     0
Accretion on contingent consideration                     0
Gain (loss) on disposition of assets, net                 377,000 2,608,000 1,048,000
Deferred tax expense (benefit)                 (1,790,000) 2,754,000 6,151,000
Loss on impairment                 9,781,000    
Equity in net earnings of subsidiaries                 0    
Provision for reduction in carrying value of certain assets                   1,938,000  
Expenses not requiring cash                 (8,498,000) 4,869,000 (2,127,000)
Equity in net earnings (losses) of subsidiaries                 0 0 0
Change in assets and liabilities:                      
Accounts and notes receivable                 1,009,000 13,495,000 34,543,000
Rig materials and supplies                 5,296,000 6,579,000 (1,391,000)
Other current assets                 2,082,000 14,881,000 (13,677,000)
Other non-current assets                 8,763,000 3,234,000 3,755,000
Accounts payable and accrued liabilities                 7,207,000 (7,925,000) 2,011,000
Accrued income taxes                 (2,460,000) (17,548,000) 5,093,000
Net cash provided by (used in) operating activities                 19,919,000 26,913,000 39,457,000
Cash flows from investing activities:                      
Capital expenditures                 (13,670,000) (11,543,000) (13,570,000)
Proceeds from the sale of assets                 1,266,000 335,000 2,004,000
Net cash provided by (used in) investing activities                 (12,404,000) (11,208,000) (11,566,000)
Cash flows from financing activities:                      
Proceeds from the issuance of common stock                   0  
Proceeds from the issuance of convertible preferred stock                   0  
Payment of equity issuance costs                   0  
Proceeds from borrowing under DIP facility                 0    
Payment of DIP facility costs                 0    
Convertible preferred stock dividend                 0 0  
Payments of debt issuance costs                 0    
Payment for noncontrolling interest                     0
Payment of contingent consideration                     0
Shares surrendered in lieu of tax                 0 0  
Intercompany advances, net                 (19,691,000) (10,639,000) (34,028,000)
Net cash provided by (used in) financing activities                 (19,691,000) (10,639,000) (34,028,000)
Net increase (decrease) in cash, cash equivalents and restricted cash                 (12,176,000) 5,066,000 (6,137,000)
Cash, cash equivalents and restricted cash at beginning of period       45,552,000       40,486,000 45,552,000 40,486,000 46,623,000
Cash, cash equivalents and restricted cash at end of period 33,376,000       45,552,000       33,376,000 45,552,000 40,486,000
Eliminations                      
Cash flows from operating activities:                      
Net income (loss)                 87,548,000 40,752,000 94,469,000
Adjustments to reconcile net income (loss):                      
Depreciation and amortization                 0 0 0
(Gain) loss on debt modification                     0
Accretion on contingent consideration                     0
Gain (loss) on disposition of assets, net                 0 0 0
Deferred tax expense (benefit)                 0 0 0
Loss on impairment                 0    
Equity in net earnings of subsidiaries                 0    
Provision for reduction in carrying value of certain assets                   0  
Expenses not requiring cash                 9,425,000 (11,062,000) 0
Equity in net earnings (losses) of subsidiaries                 (87,548,000) (40,752,000) (94,469,000)
Change in assets and liabilities:                      
Accounts and notes receivable                 0 (6,571,000) 0
Rig materials and supplies                 (593,000) 0 0
Other current assets                 0 0 0
Other non-current assets                 (101,000) 6,605,000 0
Accounts payable and accrued liabilities                 (10,947,000) 10,737,000 0
Accrued income taxes                 0 0 0
Net cash provided by (used in) operating activities                 (2,216,000) (291,000) 0
Cash flows from investing activities:                      
Capital expenditures                 0 0 0
Proceeds from the sale of assets                 0 0 0
Net cash provided by (used in) investing activities                 0 0 0
Cash flows from financing activities:                      
Proceeds from the issuance of common stock                   0  
Proceeds from the issuance of convertible preferred stock                   0  
Payment of equity issuance costs                   0  
Proceeds from borrowing under DIP facility                 0    
Payment of DIP facility costs                 0    
Convertible preferred stock dividend                 0 0  
Payments of debt issuance costs                 0    
Payment for noncontrolling interest                     0
Payment of contingent consideration                     0
Shares surrendered in lieu of tax                 0 0  
Intercompany advances, net                 2,216,000 291,000 0
Net cash provided by (used in) financing activities                 2,216,000 291,000 0
Net increase (decrease) in cash, cash equivalents and restricted cash                 0 0 0
Cash, cash equivalents and restricted cash at beginning of period       $ 0       $ 0 0 0 0
Cash, cash equivalents and restricted cash at end of period $ 0       $ 0       $ 0 $ 0 $ 0