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Comprehensive Income (Tables) | 12 Months Ended
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Dec. 31, 2016
Stockholders' Equity Note [Abstract] |
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] | The components of accumulated other comprehensive loss, net of tax, are as follows:
|  |  |  | Unrealized |  | Defined |  | Accumulated |
|  | Foreign |  | gains/ |  | benefit |  | other |
|  | currency |  | (losses) on |  | pension |  | comprehensive |
|  | items |  | securities |  | plan |  | income (loss) |
|  | (in thousands) |
Beginning balance, January 1, 2015 |  | $ | 781 |  |  | 21 |  |  | (1,118) |  |  | (316) |
Other comprehensive income (loss) before reclassifications |  |  | (573) |  |  | (63) |  |  | (731) |  |  | (1,367) |
Reclassification adjustments for losses (gains) reclassified into income, net of tax of nil |  |  | - |  |  | (196) |  |  | - |  |  | (196) |
Ending balance, December 31, 2015 |  | $ | 208 |  |  | (238) |  |  | (1,849) |  |  | (1,879) |
|  |  |  | Unrealized |  | Defined |  | Accumulated |
|  | Foreign |  | gains/ |  | benefit |  | other |
|  | currency |  | (losses) on |  | pension |  | comprehensive |
|  | items |  | securities |  | plan |  | income (loss) |
|  | (in thousands) |
Beginning balance, January 1, 2016 |  | $ | 208 |  |  | (238) |  |  | (1,849) |  |  | (1,879) |
Other comprehensive income (loss) before reclassifications |  |  | (479) |  |  | (118) |  |  | 6 |  |  | (591) |
Reclassification adjustments for losses (gains) reclassified into income, net of tax of nil |  |  | - |  |  | 3 |  |  | - |  |  | 3 |
Ending balance, December 31, 2016 |  | $ | (271) |  |  | (353) |  |  | (1,843) |  |  | (2,467) |

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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=66004124&loc=SL7669686-108580 + Details
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- References No definition available. + Details
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