Goodwill and Intangible Assets - Intangible Assets - Finite Life (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Finite-Lived Intangible Assets [Line Items]
Cost	$ 52,709	$ 4,157
Accumulated Amortization	5,896	2,874
Patents [Member]
Finite-Lived Intangible Assets [Line Items]
Cost	1,423	1,414
Accumulated Amortization	1,383	1,281
Employment agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Cost	733	170
Accumulated Amortization	213
Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Cost	8,677	230
Accumulated Amortization	752
Customer lists [Member]
Finite-Lived Intangible Assets [Line Items]
Cost	41,018	2,343
Accumulated Amortization	3,458	1,593
Foreign currency adjustments [Member]
Finite-Lived Intangible Assets [Line Items]
Cost	858
Accumulated Amortization	$ 90