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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%)

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