Face (par) amount of debt instrument at time of issuance.

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

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Long-Term Debt - 2016 7 7/8 Percent Senior Unsecured Notes (Details) - USD ($) $ in Thousands	1 Months Ended
	Oct. 31, 2016	Sep. 30, 2022	Sep. 30, 2016
Debt Instrument [Line Items]
Loan face amount		$ 2,522,203
Senior Unsecured Notes \| 2016 7 7/8% Senior Unsecured Notes
Debt Instrument [Line Items]
Loan face amount			$ 500,000
Interest rate, stated		7.875%	7.875%
Senior Unsecured Notes \| 2016 7 7/8% Senior Unsecured Notes \| Redeemable rate upon change of control
Debt Instrument [Line Items]
Redemption price (as a percent)	101.00%
Senior Unsecured Notes \| 2016 7 7/8% Senior Unsecured Notes \| Redeemable rate upon certain asset sales
Debt Instrument [Line Items]
Redemption price (as a percent)	100.00%
Senior Unsecured Notes \| 2016 7 7/8% Senior Unsecured Notes \| Redemption of debt instrument in period four
Debt Instrument [Line Items]
Redemption price (as a percent)	100.00%