Income Taxes (Details) - USD ($)	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Income Tax Disclosure [Abstract]
Provision for income taxes	$ 11,892,000	$ 2,695,000
Discrete tax expense (benefit)	6,400,000	(1,900,000)
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	$ 12,000,000