Basis of Presentation and Significant Accounting Policies - Additional Information (Detail) - USD ($)
|
11 Months Ended |
12 Months Ended |
|
|
|
|
Dec. 31, 2016 |
Dec. 31, 2015 |
Sep. 30, 2016 |
Feb. 10, 2016 |
Feb. 09, 2016 |
Dec. 03, 2015 |
| Basis Of Presentation And Significant Accounting Policies [Line Items] |
|
|
|
|
|
|
| Capitalized interest |
$ 0
|
$ 0
|
|
|
|
|
| Decrease the net book value of property and equipment |
2,000,000,000
|
|
|
|
|
|
| Allowance for doubtful accounts on trade receivables |
$ 0
|
0
|
|
|
|
|
| 2016 Amended MIP |
|
|
|
|
|
|
| Basis Of Presentation And Significant Accounting Policies [Line Items] |
|
|
|
|
|
|
| Outstanding share awards |
0
|
|
|
|
|
|
| Convertible Notes Payable |
|
|
|
|
|
|
| Basis Of Presentation And Significant Accounting Policies [Line Items] |
|
|
|
|
|
|
| Fair value of notes outstanding |
$ 419,300,000
|
|
|
|
|
|
| 2016 Term Loan Facility |
|
|
|
|
|
|
| Basis Of Presentation And Significant Accounting Policies [Line Items] |
|
|
|
|
|
|
| Fair value of notes outstanding |
$ 138,400,000
|
|
|
|
|
|
| Debt Instrument, interest rate |
7.498%
|
|
|
|
|
|
| 10% Second Lien Notes |
|
|
|
|
|
|
| Basis Of Presentation And Significant Accounting Policies [Line Items] |
|
|
|
|
|
|
| Fair value of notes outstanding |
$ 68,500,000
|
|
|
|
|
|
| Debt Instrument, interest rate |
10.00%
|
|
|
10.00%
|
10.00%
|
10.00%
|
| 7.125% Senior Notes |
|
|
|
|
|
|
| Basis Of Presentation And Significant Accounting Policies [Line Items] |
|
|
|
|
|
|
| Fair value of notes outstanding |
|
$ 15,700,000
|
|
|
|
|
| Debt Instrument, interest rate |
|
7.125%
|
7.125%
|
|
|
|
| 7.5% Senior Notes |
|
|
|
|
|
|
| Basis Of Presentation And Significant Accounting Policies [Line Items] |
|
|
|
|
|
|
| Fair value of notes outstanding |
|
$ 23,500,000
|
|
|
|
|
| Debt Instrument, interest rate |
|
7.50%
|
7.50%
|
|
|
|
| Minimum | Drilling Equipment |
|
|
|
|
|
|
| Basis Of Presentation And Significant Accounting Policies [Line Items] |
|
|
|
|
|
|
| Property, plant and equipment, useful lives |
5 years
|
|
|
|
|
|
| Minimum | Office and Technology Equipment |
|
|
|
|
|
|
| Basis Of Presentation And Significant Accounting Policies [Line Items] |
|
|
|
|
|
|
| Property, plant and equipment, useful lives |
3 years
|
|
|
|
|
|
| Maximum | Drilling Equipment |
|
|
|
|
|
|
| Basis Of Presentation And Significant Accounting Policies [Line Items] |
|
|
|
|
|
|
| Property, plant and equipment, useful lives |
35 years
|
|
|
|
|
|
| Maximum | Office and Technology Equipment |
|
|
|
|
|
|
| Basis Of Presentation And Significant Accounting Policies [Line Items] |
|
|
|
|
|
|
| Property, plant and equipment, useful lives |
7 years
|
|
|
|
|
|