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Income Taxes (Tables) | 6 Months Ended
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Jun. 30, 2018
Income Tax Disclosure [Abstract] |
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] | For interim periods, the provision for income taxes (including federal, state, local and foreign taxes) is calculated based on the estimated annual effective tax rate and consists of the following:
|  | Three months ended June 30, |  |  | Six months ended June 30, |
(in thousands) |  | 2018 |  |  | 2017 |  |  | 201 8 |  |  | 2017 |
Deferred income tax provision (benefit) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. federal |  | $ | 215 |  |  | $ | 333 |  |  | $ | (545 | ) |  | $ | (553 | )
State and local |  |  | 78 |  |  |  | 71 |  |  |  | (205 | ) |  |  | (126 | )
Total deferred income tax provision (benefit) |  |  | 293 |  |  |  | 404 |  |  |  | (750 | ) |  |  | (679 | )
Income tax provision (benefit) |  | $ | 293 |  |  | $ | 404 |  |  | $ | (750 | ) |  | $ | (679 | )
Schedule of Deferred Tax Assets and Liabilities [Table Text Block] | A reconciliation of the federal statutory income tax rate to the Company’s effective tax rate is as follows:
|  | Six months ended June 30, |
|  | 2018 |  |  | 2017 |
Federal statutory income tax rate |  |  | 21.0 | % |  |  | 34.0 | %
State income taxes, net of federal tax effect |  |  | 5.5 | % |  |  | 4.6 | %
Nondeductible/nontaxable items |  |  | 5.0 | % |  |  | 2.1 | %
Tax credits |  |  | (1.1 | )% |  |  | (0.9 | )%
Effective tax rate |  |  | 30.4 | % |  |  | 39.8 | %

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- Definition Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319 + Details
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- Definition Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319 + Details
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