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Goodwill and Intangible Assets - Intangible Assets - Finite Life (Detail) (USD $) In Thousands, unless otherwise specified | Mar. 31, 2014 | Dec. 31, 2013
--- | --- | ---
Finite-Lived Intangible Assets [Line Items] |  |
Cost | $ 52,518 | $ 52,709
Accumulated Amortization | 7,772 | 5,896
Patents [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Cost | 1,403 | 1,423
Accumulated Amortization | 1,395 | 1,383
Employment agreements [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Cost | 761 | 762
Accumulated Amortization | 284 | 221
Technology [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Cost | 8,936 | 8,942
Accumulated Amortization | 1,429 | 789
Customer lists [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Cost | 41,418 | 41,582
Accumulated Amortization | $ 4,664 | $ 3,503

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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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