Reconciliation of Changes in Accrued Liabilities Associated with Restructuring Program (Detail) (LMA Restructuring Program, USD $) In Thousands, unless otherwise specified	12 Months Ended						12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013 Termination Benefits	Dec. 31, 2012 Termination Benefits	Dec. 31, 2013 Facility Closing	Dec. 31, 2011 Facility Closing	Dec. 31, 2013 Contract Termination Costs	Dec. 31, 2012 Contract Termination Costs	Dec. 31, 2013 Other Restructuring Costs	Dec. 31, 2012 Other Restructuring Costs
Restructuring Cost And Reserve [Line Items]
Balance, beginning	$ 2,033		$ 1,744				$ 277		$ 12
Subsequent accruals	12,152	2,515	3,282	2,229	788		7,906	274	176	12
Cash payments	(9,547)	(488)	(4,461)	(488)	(362)		(4,560)		(164)
Foreign currency translation	43	6	(13)	3	1		63	3	(8)
Balance, ending	$ 4,681	$ 2,033	$ 552	$ 1,744	$ 427		$ 3,686	$ 277	$ 16	$ 12