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Intangible Assets (Detail) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2013 | Dec. 31, 2012
--- | --- | ---
Cost |  |
Foreign exchange movement | $ (62) | $ (1,001)
Intangible assets gross | 54,349 | 49,861
Accumulated amortization | (22,550) | (15,363)
Foreign exchange movement | (445) | (51)
Net book value | 31,354 | 34,447
Customer relationships acquired |  |
Cost |  |
Intangible assets gross | 36,900 | 33,951
Technology Assets |  |
Cost |  |
Intangible assets gross | 11,169 | 11,169
Order Backlog |  |
Cost |  |
Intangible assets gross | 3,171 | 2,571
Trade Names |  |
Cost |  |
Intangible assets gross | 1,357 | 1,357
Volunteer list acquired |  |
Cost |  |
Intangible assets gross | 1,325 | 1,325
Non-compete Agreements |  |
Cost |  |
Intangible assets gross | $ 489 | $ 489

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