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Goodwill (Details) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2014 | Dec. 31, 2013
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Schedule of Goodwill |  |
Goodwill, Balance as of January 1 | $ 16,353 us-gaap_GoodwillGross | $ 21,415 us-gaap_GoodwillGross
Accumulated impairment losses - Data Processing | (5,062)us-gaap_GoodwillImpairedAccumulatedImpairmentLoss | (5,062)us-gaap_GoodwillImpairedAccumulatedImpairmentLoss
Goodwill, Balance as of December 31 | $ 16,353 us-gaap_GoodwillGross | $ 21,415 us-gaap_GoodwillGross

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- Definition Amount before accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a,h) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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- Definition Amount of accumulated impairment loss for an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a,h) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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