Goodwill and Intangible Assets - Finite Lived Intangible Assets Amortization Expense (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Goodwill And Intangible Assets Disclosure [Abstract]
Intangible assets - finite life, Beginning of period			$ 46,813	$ 1,283
Amortization expense	(1,800)	(600)	(3,593)	(750)
Acquisitions/purchase accounting adjustments			(175)	13,477
Foreign currency adjustments			(112)	(26)
Intangible assets - finite life, End of period	$ 42,933	$ 13,984	$ 42,933	$ 13,984