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Income Taxes (Details 10) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
Unrecognized Tax Benefit [Line Items] |  |  |
Balance at beginning of year | $ 791 | $ 128 | $ 6,892
Increase related to prior year tax positions | 0 | 658 | 0
Decrease related to prior year tax positions | (215) | 0 | (6,759)
Settlements | (93) | 0 | 0
Effect of exchange rate change | 0 | 5 | (5)
Balance at end of year | $ 483 | $ 791 | $ 128

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- Definition Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Unrecognized Tax Benefit -URI http://asc.fasb.org/extlink&oid=6527854 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6907707&loc=SL6600010-109319 + Details
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