Summary of Significant Accounting Policies - Comprehensive Earnings (Loss) - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2021	Mar. 31, 2021	Jun. 30, 2022	Jun. 30, 2021
COMPREHENSIVE EARNINGS (LOSS)
Tax rate used (as a percent)	21.00%		21.00%		21.00%	21.00%
Other comprehensive income (loss), tax	$ (25,900)		$ 4,000		$ (56,700)	$ (7,900)
Changes in the balance of each component of accumulated other comprehensive earnings (loss)
Other comprehensive earnings (loss), net of tax	$ (97,563)	$ (115,581)	$ 15,177	$ (44,747)	$ (213,144)	$ (29,570)

Amount of tax expense (benefit) allocated to other comprehensive income (loss).

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+ Details