Restructuring - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended			9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Mar. 31, 2013	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014 Korea Facility [Member]	Sep. 30, 2013 Korea Facility [Member]	Sep. 30, 2014 Korea Facility [Member]	Sep. 30, 2013 Korea Facility [Member]	Sep. 30, 2014 Europe Facilities [Member]	Sep. 30, 2013 Europe Facilities [Member]	Sep. 30, 2014 Europe Facilities [Member]	Sep. 30, 2013 Europe Facilities [Member]	Dec. 31, 2013 Europe Facilities [Member]
Restructuring Cost and Reserve [Line Items]
Aggregate expense incurred related to restructuring			$ 1,621					$ 974				$ 22,355
Estimated restructuring cost for initiative	0			0						23,100		23,100
Restructuring	4,845	1,907		11,690	7,755	67	314	352	314	2,951	0	8,169	0
Liability related to restructuring activities						$ 0		$ 0		$ 9,928		$ 9,928		$ 13,501
Completion period of initiative												2016