Income Taxes - Schedule of Reconciliation of Effective Income Tax Rate (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Income Tax Disclosure [Abstract]
U.S. federal statutory income tax rate	$ 15,732	$ 9,419	$ 6,907
U.S. state and local income taxes, net of U.S. federal income tax benefits	4,258	3,144	1,430
Unrecognized tax benefit	0	0	(9)
Valuation allowance	1,663	1,833	89
Non-taxable income	(738)	(637)	(1,055)
Provision to return adjustments	(723)	(326)	(1,277)
Impact of the TCJA	0	0	(9,013)
Change in state and foreign tax rates	(135)	267	(353)
Foreign tax rate differentials	(59)	112	974
Excess tax benefits from share-based awards	(234)	(81)	(493)
Other non-deductible expenses	2,195	2,246	666
Current and Deferred Income Tax Expense (Benefit) from Continuing Operations	$ 21,959	$ 15,977	$ (2,134)
U.S. federal statutory income tax rate, percent	21.00%	21.00%	35.00%
U.S. state and local income taxes, net of U.S. federal income tax benefits, percent	5.70%	7.00%	7.20%
Unrecognized tax benefits, percent	0.00%	0.00%	0.00%
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent	2.20%	4.10%	0.50%
Other, percent	(1.00%)	(1.40%)	(5.30%)
Adjustment to reflect prior year tax return filings, percent	(1.00%)	(0.70%)	(6.50%)
Effective Income Tax Reconciliation, impact of the TCJA Tax Reform, Percent	0.00%	0.00%	(45.70%)
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent	(0.20%)	0.60%	(1.80%)
Non-U.S. operations, percent	(0.10%)	0.20%	4.90%
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Payment Arrangement, Percent	(0.30%)	(0.20%)	(2.50%)
Business promotion and other non-deductible expenses, percent	3.00%	5.00%	3.40%
Total income tax expense, percent	29.30%	35.60%	(10.80%)