Goodwill, In-Process Research and Development and Intangible Assets - Carrying Value of Company's IPR&D Assets and Change in Balance (Detail) $ in Thousands	12 Months Ended
	Dec. 31, 2015 USD ($)
Finite-Lived Intangible Assets [Line Items]
Foreign currency translation impact	$ (1,671)
Ending balance	16,511
In-Process Research and Development [Member]
Finite-Lived Intangible Assets [Line Items]
Additions	17,100
Foreign currency translation impact	(589)
Ending balance	$ 16,511