Comprehensive Income (Detail) - Changes in AOCI by Component (USD $) In Thousands, unless otherwise specified	3 Months Ended				9 Months Ended
	Sep. 30, 2014		Sep. 30, 2013		Sep. 30, 2014		Sep. 30, 2013
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	$ 9,953	[1]	$ 2,358	[1]	$ 8,345	[1]	$ 5,968	[1]
Other comprehensive income (loss) before reclassifications	(12,589)	[1]	3,749	[1]	(12,226)	[1]	(1,036)	[1]
Reclassifications from AOCI to income	635	[1],[2],[3]	627	[1],[2],[3]	1,880	[1],[2],[3]	1,802	[1],[2],[3]
Other comprehensive (loss) income	(11,954)	[1]	4,376	[1]	(10,346)	[1]	766	[1]
Ending balance	(2,001)	[1]	6,734	[1]	(2,001)	[1]	6,734	[1]
Interest Rate Swap
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(2,922)	[1]	(4,635)	[1]	(3,903)	[1]	(6,010)	[1]
Other comprehensive income (loss) before reclassifications	(1)	[1]	(360)	[1]	(236)	[1]	(153)	[1]
Reclassifications from AOCI to income	620	[1],[2],[3]	621	[1],[2],[3]	1,836	[1],[2],[3]	1,789	[1],[2],[3]
Other comprehensive (loss) income	619	[1]	261	[1]	1,600	[1]	1,636	[1]
Ending balance	(2,303)	[1]	(4,374)	[1]	(2,303)	[1]	(4,374)	[1]
Defined Benefit Pension Plans
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(1,782)	[1]	(1,554)	[1]	(1,811)	[1]	(1,578)	[1]
Other comprehensive income (loss) before reclassifications	0	[1]	0	[1]	0	[1]	17	[1]
Reclassifications from AOCI to income	15	[1],[2],[3]	6	[1],[2],[3]	44	[1],[2],[3]	13	[1],[2],[3]
Other comprehensive (loss) income	15	[1]	6	[1]	44	[1]	30	[1]
Ending balance	(1,767)	[1]	(1,548)	[1]	(1,767)	[1]	(1,548)	[1]
Foreign Currency Translation Adjustments
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	14,657	[1]	8,547	[1]	14,059	[1]	13,556	[1]
Other comprehensive income (loss) before reclassifications	(12,588)	[1]	4,109	[1]	(11,990)	[1]	(900)	[1]
Reclassifications from AOCI to income	0	[1],[2],[3]	0	[1],[2],[3]	0	[1],[2],[3]	0	[1],[2],[3]
Other comprehensive (loss) income	(12,588)	[1]	4,109	[1]	(11,990)	[1]	(900)	[1]
Ending balance	$ 2,069	[1]	$ 12,656	[1]	$ 2,069	[1]	$ 12,656	[1]

[1] Amounts in parentheses represent debits (deferred losses).

[2] The reclassifications related to defined benefit pension plans were recorded in Selling, general and administrative expense and had an immaterial tax effect for both periods. See Note 12 – Employee Benefits for information regarding the Company’s defined benefit pension plans.

[3] The reclassifications related to the interest rate swap (cash flow hedge) were recorded in Interest expense and exclude a related tax benefit reflected in the Provision for income taxes. See Note 10 – Derivatives and Hedging for information regarding the hedge.