Quarterly report pursuant to Section 13 or 15(d)

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

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Parent, Guarantor, Non-Guarantor Unaudited Consolidating Condensed Financial Statements - Consolidated Condensed Statement of Cash Flows (Detail) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Cash flows from operating activities:    
Net income (loss) $ (28,796) $ (39,809)
Adjustments to reconcile net income (loss)    
Depreciation and amortization 28,549 32,202
(Gain) loss on disposition of assets (343) 352
Deferred tax expense (benefit) (543) (642)
Expenses not requiring cash 1,107 2,150
Equity in net earnings of subsidiaries 0 0
Change in assets and liabilities:    
Accounts and notes receivable (4,179) (4,874)
Other assets 10,011 (2,692)
Accounts payable and accrued liabilities (17,962) (15,937)
Accrued income taxes (48) 1,665
Net cash provided by (used in) operating activities (12,204) (27,585)
Cash flows from investing activities:    
Capital expenditures (8,924) (14,451)
Proceeds from the sale of assets 70 46
Net cash provided by (used in) investing activities (8,854) (14,405)
Cash flows from financing activities:    
Payments of debt issuance costs (1,148) 0
Preferred stock dividend (906) 0
Shares surrendered in lieu of tax (122) (352)
Proceeds from the issuance of common stock 0 25,200
Proceeds from the issuance of mandatory convertible preferred stock 0 50,000
Payment of equity issuance costs 0 (2,861)
Intercompany advances, net   0
Net cash provided by (used in) financing activities (2,176) 71,987
Net increase (decrease) in cash and cash equivalents (23,234) 29,997
Cash and cash equivalents at beginning of period 141,549 119,691
Cash and cash equivalents at end of period 118,315 149,688
Reportable Legal Entities | Parent    
Cash flows from operating activities:    
Net income (loss) (28,795) (39,808)
Adjustments to reconcile net income (loss)    
Depreciation and amortization 0 0
(Gain) loss on disposition of assets 0 0
Deferred tax expense (benefit) (3,420) (5,641)
Expenses not requiring cash 1,411 1,781
Equity in net earnings of subsidiaries 16,372 21,780
Change in assets and liabilities:    
Accounts and notes receivable 0 0
Other assets 23,587 17,984
Accounts payable and accrued liabilities (12,971) (34,867)
Accrued income taxes 3,745 (5,783)
Net cash provided by (used in) operating activities (16,443) (44,554)
Cash flows from investing activities:    
Capital expenditures 0 0
Proceeds from the sale of assets 0 0
Net cash provided by (used in) investing activities 0 0
Cash flows from financing activities:    
Payments of debt issuance costs (1,148)  
Preferred stock dividend (906)  
Shares surrendered in lieu of tax (122) (352)
Proceeds from the issuance of common stock   25,200
Proceeds from the issuance of mandatory convertible preferred stock   50,000
Payment of equity issuance costs   (2,861)
Intercompany advances, net   4,106
Net cash provided by (used in) financing activities (2,176) 76,093
Net increase (decrease) in cash and cash equivalents (18,619) 31,539
Cash and cash equivalents at beginning of period 75,342 65,000
Cash and cash equivalents at end of period 56,723 96,539
Reportable Legal Entities | Guarantor    
Cash flows from operating activities:    
Net income (loss) (9,117) (15,588)
Adjustments to reconcile net income (loss)    
Depreciation and amortization 19,996 21,188
(Gain) loss on disposition of assets (11) 216
Deferred tax expense (benefit) 3,015 5,165
Expenses not requiring cash (10) 91
Equity in net earnings of subsidiaries 0 0
Change in assets and liabilities:    
Accounts and notes receivable (2,840) (3,668)
Other assets (10,095) (18,296)
Accounts payable and accrued liabilities 5,333 15,591
Accrued income taxes (2,907) 7,055
Net cash provided by (used in) operating activities 3,364 11,754
Cash flows from investing activities:    
Capital expenditures (7,554) (10,994)
Proceeds from the sale of assets 44 0
Net cash provided by (used in) investing activities (7,510) (10,994)
Cash flows from financing activities:    
Payments of debt issuance costs 0  
Preferred stock dividend 0  
Shares surrendered in lieu of tax 0 0
Proceeds from the issuance of common stock   0
Proceeds from the issuance of mandatory convertible preferred stock   0
Payment of equity issuance costs   0
Intercompany advances, net   (2,090)
Net cash provided by (used in) financing activities 0 (2,090)
Net increase (decrease) in cash and cash equivalents (4,146) (1,330)
Cash and cash equivalents at beginning of period 20,655 14,365
Cash and cash equivalents at end of period 16,509 13,035
Reportable Legal Entities | Non-Guarantor    
Cash flows from operating activities:    
Net income (loss) (7,256) (6,193)
Adjustments to reconcile net income (loss)    
Depreciation and amortization 8,553 11,014
(Gain) loss on disposition of assets (332) 136
Deferred tax expense (benefit) (138) (166)
Expenses not requiring cash (11,032) 278
Equity in net earnings of subsidiaries 0 0
Change in assets and liabilities:    
Accounts and notes receivable (1,339) (1,206)
Other assets (61,331) (2,380)
Accounts payable and accrued liabilities 74,636 3,339
Accrued income taxes (886) 393
Net cash provided by (used in) operating activities 875 5,215
Cash flows from investing activities:    
Capital expenditures (1,370) (3,457)
Proceeds from the sale of assets 26 46
Net cash provided by (used in) investing activities (1,344) (3,411)
Cash flows from financing activities:    
Payments of debt issuance costs 0  
Preferred stock dividend 0  
Shares surrendered in lieu of tax 0 0
Proceeds from the issuance of common stock   0
Proceeds from the issuance of mandatory convertible preferred stock   0
Payment of equity issuance costs   0
Intercompany advances, net   (2,016)
Net cash provided by (used in) financing activities 0 (2,016)
Net increase (decrease) in cash and cash equivalents (469) (212)
Cash and cash equivalents at beginning of period 45,552 40,326
Cash and cash equivalents at end of period 45,083 40,114
Eliminations    
Cash flows from operating activities:    
Net income (loss) 16,372 21,780
Adjustments to reconcile net income (loss)    
Depreciation and amortization 0 0
(Gain) loss on disposition of assets 0 0
Deferred tax expense (benefit) 0 0
Expenses not requiring cash 10,738 0
Equity in net earnings of subsidiaries (16,372) (21,780)
Change in assets and liabilities:    
Accounts and notes receivable 0 0
Other assets 57,850 0
Accounts payable and accrued liabilities (84,960) 0
Accrued income taxes 0 0
Net cash provided by (used in) operating activities 0 0
Cash flows from investing activities:    
Capital expenditures 0 0
Proceeds from the sale of assets 0 0
Net cash provided by (used in) investing activities 0 0
Cash flows from financing activities:    
Payments of debt issuance costs 0  
Preferred stock dividend 0  
Shares surrendered in lieu of tax 0 0
Proceeds from the issuance of common stock   0
Proceeds from the issuance of mandatory convertible preferred stock   0
Payment of equity issuance costs   0
Intercompany advances, net   0
Net cash provided by (used in) financing activities 0 0
Net increase (decrease) in cash and cash equivalents 0 0
Cash and cash equivalents at beginning of period 0 0
Cash and cash equivalents at end of period $ 0 $ 0