Interest and Debt Expense - Footnote (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Debt Instrument, Redemption [Line Items]
Defeasance cost, noncash expense	$ 23,729	$ 0	$ 0
Controlling interest, percentage owned	70.00%
Senior unsecured notes \| Senior Unsecured Notes Due 2022
Debt Instrument, Redemption [Line Items]
Charge related to prepayment and unamortized financing costs			22,540
Debt instrument, redeemed			$ 400,000
Debt instrument, interest rate, stated percentage			5.00%

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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Face (par) amount of the original debt instrument that was repurchased.

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- Definition

Amount of unamortized debt discount (premium) and debt issuance costs.

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Controlling Interest, Percentage Owned

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Defeasance Cost, Noncash Expense

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