Other Long-Term Liabilities (Other Long-Term Liabilities) (Detail) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013		Dec. 31, 2012
Other Long-Term Liabilities [Abstract]
Accrued lease liability	$ 10,700		$ 10,700
Long term incentive accrual	103		0
Uncertain tax position	13,051		12,955
Foreign currency hedge, long-term	1,229		4,007
Total	$ 25,083	[1]	$ 27,662	[2]

[1] unaudited

[2] Note 1