Debt - Senior Secured Revolving Credit Facility (Details) - Line of Credit - 2021 Revolving Credit Agreement	Feb. 05, 2021 USD ($)
Revolving Credit Facility
Debt Instrument [Line Items]
Credit facility of maximum borrowing capacity	$ 675,000,000
Increase of applicable margin	0.50%
Increase of applicable margin with conditions	0.50%
Debt covenant, aggregate amount of available cash (not exceed)	$ 100,000,000
Debt covenant, consolidated first lien net leverage ratio	5.50
Debt covenant, aggregate principal outstanding borrowing amount with condition (not exceed)	$ 610,000,000
Debt covenant, asset coverage ratio (at least)	2.00
Debt mandatory prepayments term, available cash benchmark	$ 150,000,000
Debt financial maintenance covenant, ratio of asset coverage aggregate rig value to aggregate principal amount of loans and letters of credit outstanding	2.00
Revolving Credit Facility | Debt Covenant Period One
Debt Instrument [Line Items]
Debt financial maintenance covenant, ratio of adjusted EBITDA to cash interest expense	2.00
Revolving Credit Facility | Debt Covenant Period Two
Debt Instrument [Line Items]
Debt financial maintenance covenant, ratio of adjusted EBITDA to cash interest expense	2.25
Revolving Credit Facility | Fed Funds Effective Rate | Variable Rate Component One
Debt Instrument [Line Items]
Basis spread on variable rate	0.50%
Revolving Credit Facility | LIBOR
Debt Instrument [Line Items]
Basis spread on variable rate	4.75%
Revolving Credit Facility | LIBOR | Variable Rate Component One
Debt Instrument [Line Items]
Basis spread on variable rate	1.00%
Revolving Credit Facility | Base Rate
Debt Instrument [Line Items]
Basis spread on variable rate	3.75%
Letter of Credit
Debt Instrument [Line Items]
Credit facility of maximum borrowing capacity	$ 67,500,000