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Accumulated Other Comprehensive Income (Tables) | 12 Months Ended
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Dec. 31, 2018
Accumulated Other Comprehensive Income [Abstract] |
Accumulated Other Comprehensive Income [Table Text Block] |
|  | Foreign currency |  | Derivatives |  |  |  |
|  | translation |  | qualifying as |  | Defined benefit |  |
(in thousands) |  | adjustments |  | hedges |  | pension plans |  | Total
Balance at December 31, 2016 | $ | (14,200) | $ | - | $ | (2,458) | $ | (16,658)
Other comprehensive income (loss) before reclassifications |  | 4,445 |  | (24) |  | 1,200 |  | 5,621
Amounts reclassified from AOCI |  | - |  | 61 |  | 300 |  | 361
Net other comprehensive income |  | 4,445 |  | 37 |  | 1,500 |  | 5,982
Balance at December 31, 2017 | $ | (9,755) | $ | 37 | $ | (958) | $ | (10,676)
Other comprehensive income before reclassifications |  | (2,875) |  | (343) |  | (49) |  | (3,267)
Amounts reclassified from AOCI |  | - |  | 136 |  | 275 |  | 411
Net other comprehensive (loss) income |  | (2,875) |  | (207) |  | 226 |  | (2,856)
Balance at December 31, 2018 | $ | (12,630) | $ | (170) | $ | (732) | $ | (13,532)
Reclassification out of Accumulated Other Comprehensive Income [Table Text Block] |
|  |  |  |  |  | Affected line item in the |  | Year Ended December 31,
(in thousands) |  |  | Statements of Operations |  | 2018 |  | 2017
Amounts Reclassified From AOCI |  |  |  |  |  |  |  |  |  |
| Derivatives qualifying as hedges |  |  |  |  |  |  |  |  |
|  | Realized loss on derivatives qualifying as hedges | Interest expense, net | $ | 136 | $ | 61
|  | Income tax | Income tax (benefit) expense |  | - |  | -
|  |  |  |  |  |  |  |  |  |  | 136 |  | 61
| Defined benefit pension plans |  |  |  |  |  |  |  |  |
|  | Amortization of net losses included in net periodic pension costs | General and administrative expenses |  | 331 |  | 362
|  | Income tax |  | Income tax (benefit) expense |  | (56) |  | (62)
|  |  |  |  |  |  |  |  |  |  | 275 |  | 300
| Total reclassifications |  |  |  |  |  | $ | 411 | $ | 361

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- Definition Tabular disclosure of information about items reclassified out of accumulated other comprehensive income (loss). + References No definition available. + Details
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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=114867106&loc=SL7669686-108580 + Details
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