Income Taxes - Schedule of Effective Tax Rate Reconciliation (Details)	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Income Tax Disclosure [Abstract]
U.S federal statutory rate	21.00%	21.00%	21.00%
State income taxes, net of U.S. federal income tax expense	5.00%	4.70%	5.20%
Change in valuation allowance	0.10%	(0.30%)	1.20%
Tax differential on foreign earnings	0.00%	0.40%	(0.50%)
Non-deductible meals and entertainment	0.40%	0.80%	0.80%
Stock compensation excess tax benefits	(0.60%)	0.10%	(0.10%)
Uncertain tax positions	0.30%	(0.40%)	0.10%
Provision to return adjustments, net	0.40%	0.20%	(0.20%)
Global intangible low tax income	0.90%	0.30%	0.00%
Non-controlling interest	0.00%	0.90%	(0.50%)
Other income, net	0.30%	0.50%	0.30%
Effective rate	27.80%	28.20%	27.30%