Income Taxes - Expense (Benefit) for Income Taxes (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Income Tax Disclosure [Abstract]
Federal	$ 195	$ (357)	$ 19,908
State	382	130	580
Foreign	6,487	6,804	4,964
Current tax provision (benefit)	7,064	6,577	25,452
Federal	1,100	(1,448)	43,948
State	(817)	92	10,987
Foreign	(1,748)	(321)	1,172
Deferred tax expense (benefit)	(1,465)	(1,677)	56,107
Income tax provision (benefit)	$ 5,599	$ 4,900	$ 81,559