Summary of LSTC (Detail) - Predecessor $ in Thousands |
Dec. 31, 2015
USD ($)
|
|---|---|
| Debt Instrument [Line Items] | |
| Liabilities subject to compromise | $ 2,694,456 |
| 2017 Term Loan | |
| Debt Instrument [Line Items] | |
| Liabilities subject to compromise | 326,419 |
| 2019 Term Loan | |
| Debt Instrument [Line Items] | |
| Liabilities subject to compromise | 344,738 |
| 7.5% Senior Notes | |
| Debt Instrument [Line Items] | |
| Liabilities subject to compromise | 1,136,748 |
| 7.125% Senior Notes | |
| Debt Instrument [Line Items] | |
| Liabilities subject to compromise | 736,551 |
| Pre-petition Credit Agreement | |
| Debt Instrument [Line Items] | |
| Liabilities subject to compromise | $ 150,000 |