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Debt Obligations, Senior Unsecured Notes (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2020	Jun. 30, 2020	Apr. 30, 2020	Dec. 31, 2019
Debt Obligations
Redemption of aggregate principal amount (as a percent)			100.00%
Senior notes carrying value	$ 661,757	$ 661,757	$ 661,757		$ 319,799
Senior Unsecured Notes
Debt Obligations
Principal amount	670,750	670,750	670,750		$ 325,000
8.00% Notes
Debt Obligations
Principal amount	$ 70,750	$ 70,750	$ 70,750	$ 40,500
Interest rate (as a percent)	8.00%	8.00%	8.00%	8.00%	8.00%
Proceeds from issued debt	$ 30,300	$ 69,600

X

- Definition

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 of principal amount of debt redeemed.

+ References

No definition available.

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- Definition

The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.

+ References

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- Definition

Including the current and noncurrent portions, carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer). Senior note holders are paid off in full before any payments are made to junior note holders.

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