Detail of Certain Balance Sheet Accounts - Inventories of Products and Property, Plant and Equipment (Detail) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Inventories of products:
Finished products	$ 245,465	$ 260,510
Work in progress	6,818	6,759
Raw materials	84,339	73,054
Total inventories of products	336,622	340,323
Other payables and accruals:
Employee related	11,836	13,423
Income taxes payable	119	3,638
Other	27,177	33,917
Total other payables and accruals	39,132	50,978
Other long-term liabilities:
Pension and other postretirement benefits	85,474	84,005
Other	17,055	15,941
Total other long-term liabilities	102,529	99,946
Accumulated other comprehensive loss:
Foreign currency translation adjustments	13,710	26,956
Net unrealized loss on interest rate swaps	0	(837)
Net unrealized loss on net investment hedge	(1,661)	(1,436)
Pension liability	(59,193)	(59,193)
Total accumulated other comprehensive loss	$ (47,144)	$ (34,510)