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Accumulated Other Comprehensive Loss (Tables) | 12 Months Ended
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Dec. 31, 2017
Equity [Abstract] |
Components of Accumulated Other Comprehensive Loss | The components of accumulated other comprehensive loss at December 31, 2017 and 2016 were as follows (in thousands):
|  | 2017 |  |  | 2016 |
Net unrealized loss on available-for-sale securities, net of income tax benefit of $157 and $129, respectively |  | $ | (236 | ) |  | $ | (194 | )
Net unrealized gain on interest rate swap, net of income tax expense of $419 and $196, respectively |  |  | 712 |  |  |  | 333 |
Foreign currency translation |  |  | (658 | ) |  |  | (643 | )
Accumulated other comprehensive loss |  | $ | (182 | ) |  | $ | (504 | )

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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=84228862&loc=SL7669686-108580 + Details
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