Income Taxes - Reconciliation of the Federal Statutory Income Tax Rate to the Company's Effective Tax Rate (Details)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Effective Income Tax Rate Continuing Operations Tax Rate Reconciliation [Abstract]
Statutory Federal income tax rate	21.00%	21.00%	35.00%
State income taxes - net of Federal tax benefit	5.20%	42.50%	8.30%
Foreign tax rate differential	0.00%	3.90%	(1.60%)
Domestic production deduction	(0.00%)	(0.00%)	(5.20%)
Non-deductible expenses	1.00%	93.80%	0.40%
Impact of tax law changes	0.00%	22.10%	(7.40%)
Changes in unrecognized tax benefits	0.40%	42.90%	0.90%
Foreign tax incentives	(0.40%)	(3.10%)	(0.00%)
Other	(0.20%)	(4.40%)	0.60%
Effective tax rate for the year	27.00%	218.70%	31.00%