Income Taxes (Details)			3 Months Ended		9 Months Ended
	Jan. 01, 2018	Dec. 31, 2017	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Income Tax Disclosure [Abstract]
Effective tax rate			3.70%	37.40%	4.70%	32.50%
Statutory federal income tax rate	21.00%	35.00%