Parent, Guarantor, Non-Guarantor Unaudited Consolidating Condensed Financial Statements - Consolidated Condensed Statement of Cash Flows (Detail) - USD ($) $ in Thousands |
3 Months Ended |
6 Months Ended |
Jun. 30, 2018 |
Jun. 30, 2017 |
Jun. 30, 2018 |
Jun. 30, 2017 |
Cash flows from operating activities: |
|
|
|
|
Net income (loss) |
$ (22,877)
|
$ (29,888)
|
$ (51,673)
|
$ (69,697)
|
Adjustments to reconcile net income (loss) |
|
|
|
|
Depreciation and amortization |
27,136
|
30,982
|
55,685
|
63,184
|
(Gain) loss on disposition of assets, net |
|
|
135
|
465
|
Deferred tax expense (benefit) |
|
|
(896)
|
(934)
|
Expenses not requiring cash |
|
|
4,030
|
4,948
|
Equity in net earnings of subsidiaries |
0
|
0
|
0
|
0
|
Change in assets and liabilities: |
|
|
|
|
Accounts and notes receivable |
|
|
(392)
|
(6,853)
|
Other assets |
|
|
8,112
|
(1,722)
|
Accounts payable and accrued liabilities |
|
|
(6,026)
|
(8,235)
|
Accrued income taxes |
|
|
(944)
|
1,276
|
Net cash provided by (used in) operating activities |
|
|
8,031
|
(17,568)
|
Cash flows from investing activities: |
|
|
|
|
Capital expenditures |
|
|
(32,549)
|
(26,559)
|
Proceeds from the sale of assets |
|
|
851
|
185
|
Net cash provided by (used in) investing activities |
|
|
(31,698)
|
(26,374)
|
Cash flows from financing activities: |
|
|
|
|
Payments of debt issuance costs |
|
|
(1,440)
|
0
|
Convertible preferred stock dividend |
|
|
(1,813)
|
(1,239)
|
Shares surrendered in lieu of tax |
|
|
(170)
|
(612)
|
Proceeds from the issuance of common stock |
|
|
0
|
25,200
|
Proceeds from the issuance of convertible preferred stock |
|
|
0
|
50,000
|
Payment of equity issuance costs |
|
|
0
|
(2,864)
|
Intercompany advances, net |
|
|
|
0
|
Net cash provided by (used in) financing activities |
|
|
(3,423)
|
70,485
|
Net increase (decrease) in cash and cash equivalents |
|
|
(27,090)
|
26,543
|
Cash and cash equivalents at beginning of period |
|
|
141,549
|
119,691
|
Cash and cash equivalents at end of period |
114,459
|
146,234
|
114,459
|
146,234
|
Reportable Legal Entities | Parent |
|
|
|
|
Cash flows from operating activities: |
|
|
|
|
Net income (loss) |
(22,877)
|
(29,888)
|
(51,673)
|
(69,696)
|
Adjustments to reconcile net income (loss) |
|
|
|
|
Depreciation and amortization |
0
|
0
|
0
|
0
|
(Gain) loss on disposition of assets, net |
|
|
0
|
0
|
Deferred tax expense (benefit) |
|
|
(6,782)
|
(10,359)
|
Expenses not requiring cash |
|
|
2,681
|
3,154
|
Equity in net earnings of subsidiaries |
11,079
|
15,823
|
27,451
|
37,602
|
Change in assets and liabilities: |
|
|
|
|
Accounts and notes receivable |
|
|
0
|
0
|
Other assets |
|
|
32,403
|
(50,315)
|
Accounts payable and accrued liabilities |
|
|
(8,596)
|
(37,753)
|
Accrued income taxes |
|
|
6,810
|
71,942
|
Net cash provided by (used in) operating activities |
|
|
(25,157)
|
(55,425)
|
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 |
|
|
(1,440)
|
|
Convertible preferred stock dividend |
|
|
(1,813)
|
(1,239)
|
Shares surrendered in lieu of tax |
|
|
(170)
|
(612)
|
Proceeds from the issuance of common stock |
|
|
|
25,200
|
Proceeds from the issuance of convertible preferred stock |
|
|
|
50,000
|
Payment of equity issuance costs |
|
|
|
(2,864)
|
Intercompany advances, net |
|
|
|
8,946
|
Net cash provided by (used in) financing activities |
|
|
(3,423)
|
79,431
|
Net increase (decrease) in cash and cash equivalents |
|
|
(28,580)
|
24,006
|
Cash and cash equivalents at beginning of period |
|
|
75,342
|
65,000
|
Cash and cash equivalents at end of period |
46,762
|
89,006
|
46,762
|
89,006
|
Reportable Legal Entities | Guarantor |
|
|
|
|
Cash flows from operating activities: |
|
|
|
|
Net income (loss) |
(3,069)
|
(8,698)
|
(12,188)
|
(24,287)
|
Adjustments to reconcile net income (loss) |
|
|
|
|
Depreciation and amortization |
19,488
|
20,270
|
39,484
|
41,458
|
(Gain) loss on disposition of assets, net |
|
|
53
|
242
|
Deferred tax expense (benefit) |
|
|
6,354
|
8,943
|
Expenses not requiring cash |
|
|
561
|
120
|
Equity in net earnings of subsidiaries |
0
|
0
|
0
|
0
|
Change in assets and liabilities: |
|
|
|
|
Accounts and notes receivable |
|
|
(6,507)
|
(13,787)
|
Other assets |
|
|
(22,769)
|
32,013
|
Accounts payable and accrued liabilities |
|
|
25,823
|
29,831
|
Accrued income taxes |
|
|
(5,968)
|
(54,000)
|
Net cash provided by (used in) operating activities |
|
|
24,843
|
20,533
|
Cash flows from investing activities: |
|
|
|
|
Capital expenditures |
|
|
(29,342)
|
(18,726)
|
Proceeds from the sale of assets |
|
|
67
|
25
|
Net cash provided by (used in) investing activities |
|
|
(29,275)
|
(18,701)
|
Cash flows from financing activities: |
|
|
|
|
Payments of debt issuance costs |
|
|
0
|
|
Convertible preferred stock dividend |
|
|
0
|
0
|
Shares surrendered in lieu of tax |
|
|
0
|
0
|
Proceeds from the issuance of common stock |
|
|
|
0
|
Proceeds from the issuance of convertible preferred stock |
|
|
|
0
|
Payment of equity issuance costs |
|
|
|
0
|
Intercompany advances, net |
|
|
|
361
|
Net cash provided by (used in) financing activities |
|
|
0
|
361
|
Net increase (decrease) in cash and cash equivalents |
|
|
(4,432)
|
2,193
|
Cash and cash equivalents at beginning of period |
|
|
20,655
|
14,365
|
Cash and cash equivalents at end of period |
16,223
|
16,558
|
16,223
|
16,558
|
Reportable Legal Entities | Non-Guarantor |
|
|
|
|
Cash flows from operating activities: |
|
|
|
|
Net income (loss) |
(8,010)
|
(7,125)
|
(15,263)
|
(13,316)
|
Adjustments to reconcile net income (loss) |
|
|
|
|
Depreciation and amortization |
7,648
|
10,712
|
16,201
|
21,726
|
(Gain) loss on disposition of assets, net |
|
|
82
|
223
|
Deferred tax expense (benefit) |
|
|
(468)
|
482
|
Expenses not requiring cash |
|
|
(8,472)
|
1,674
|
Equity in net earnings of subsidiaries |
0
|
0
|
0
|
0
|
Change in assets and liabilities: |
|
|
|
|
Accounts and notes receivable |
|
|
6,115
|
6,934
|
Other assets |
|
|
(136,289)
|
16,580
|
Accounts payable and accrued liabilities |
|
|
148,225
|
(313)
|
Accrued income taxes |
|
|
(1,786)
|
(16,666)
|
Net cash provided by (used in) operating activities |
|
|
8,345
|
17,324
|
Cash flows from investing activities: |
|
|
|
|
Capital expenditures |
|
|
(3,207)
|
(7,833)
|
Proceeds from the sale of assets |
|
|
784
|
160
|
Net cash provided by (used in) investing activities |
|
|
(2,423)
|
(7,673)
|
Cash flows from financing activities: |
|
|
|
|
Payments of debt issuance costs |
|
|
0
|
|
Convertible preferred stock dividend |
|
|
0
|
0
|
Shares surrendered in lieu of tax |
|
|
0
|
0
|
Proceeds from the issuance of common stock |
|
|
|
0
|
Proceeds from the issuance of convertible preferred stock |
|
|
|
0
|
Payment of equity issuance costs |
|
|
|
0
|
Intercompany advances, net |
|
|
|
(9,307)
|
Net cash provided by (used in) financing activities |
|
|
0
|
(9,307)
|
Net increase (decrease) in cash and cash equivalents |
|
|
5,922
|
344
|
Cash and cash equivalents at beginning of period |
|
|
45,552
|
40,326
|
Cash and cash equivalents at end of period |
51,474
|
40,670
|
51,474
|
40,670
|
Eliminations |
|
|
|
|
Cash flows from operating activities: |
|
|
|
|
Net income (loss) |
11,079
|
15,823
|
27,451
|
37,602
|
Adjustments to reconcile net income (loss) |
|
|
|
|
Depreciation and amortization |
0
|
0
|
0
|
0
|
(Gain) loss on disposition of assets, net |
|
|
0
|
0
|
Deferred tax expense (benefit) |
|
|
0
|
0
|
Expenses not requiring cash |
|
|
9,260
|
0
|
Equity in net earnings of subsidiaries |
(11,079)
|
(15,823)
|
(27,451)
|
(37,602)
|
Change in assets and liabilities: |
|
|
|
|
Accounts and notes receivable |
|
|
0
|
0
|
Other assets |
|
|
134,767
|
0
|
Accounts payable and accrued liabilities |
|
|
(171,478)
|
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
|
|
Convertible preferred stock dividend |
|
|
0
|
0
|
Shares surrendered in lieu of tax |
|
|
0
|
0
|
Proceeds from the issuance of common stock |
|
|
|
0
|
Proceeds from the issuance of 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
|
$ 0
|
$ 0
|