VALUATION AND QUALIFYING ACCOUNTS (Detail) (Allowance for doubtful accounts receivable, USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011		Dec. 31, 2010		Dec. 31, 2009
Allowance for doubtful accounts receivable
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at beginning of period	$ 6,225		$ 6,738		$ 5,701
Charged to costs and expenses	596		463		1,383
Charged to other accounts
Cumulative translation adjustment	(267)		(236)		224
Other	(620)	[1]	(740)	[1]	(570)	[1]
Balance at end of period	$ 5,934		$ 6,225		$ 6,738

[1] Uncollectible accounts written off, net of recoveries.