Summary of Significant Accounting Policies (Details) - USD ($) $ in Thousands			3 Months Ended
		Jan. 01, 2022	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021	Dec. 31, 2020
Financing Receivable, Impaired [Line Items]
Stockholders' equity attributable to parent			$ (3,008,392)	$ (3,387,045)	$ (3,406,352)	$ (3,428,052)
Deferred income tax expense			14,129	5,118
Retained Earnings
Financing Receivable, Impaired [Line Items]
Stockholders' equity attributable to parent			$ (1,782,997)	$ (1,702,946)	(1,768,653)	$ (1,665,607)
Cumulative effect accounting adjustment
Financing Receivable, Impaired [Line Items]
Stockholders' equity attributable to parent	[1]				20,098
Deferred income tax expense		$ 7,900
Cumulative effect accounting adjustment | Accounting Standards Update 2016-13
Financing Receivable, Impaired [Line Items]
Deferred income tax expense		$ 7,900
Cumulative effect accounting adjustment | Retained Earnings
Financing Receivable, Impaired [Line Items]
Stockholders' equity attributable to parent	[1]				20,098
Cumulative effect accounting adjustment | Retained Earnings | Accounting Standards Update 2016-13
Financing Receivable, Impaired [Line Items]
Stockholders' equity attributable to parent					$ 20,100

[1] Represents gross transition adjustment amount of $28.0 million, net of taxes of $7.9 million, to reflect the cumulative impact on retained earnings pursuant to the Company’s adoption of Accounting Standards Update 2016-13. Refer to Note 4, “Loans and Allowance for Credit Losses” for additional discussion.