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Income Taxes (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Income Tax Disclosure [Abstract]
Provision for income taxes	$ 20,644,000	$ 12,839,000	$ 40,949,000	$ 24,732,000
Discrete tax expense	12,200,000	$ 3,200,000	19,500,000	9,600,000
Current federal tax benefit			0	$ 0
Reasonably possible changes to unrecognized tax benefits related to settlement of tax audits and/or expiration of statutes of limitations within the next twelve months	$ 35,800,000		$ 35,800,000

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