VALUATION AND QUALIFYING ACCOUNTS AND RESERVES (Detail) (USD $) In Thousands, unless otherwise specified					12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009	Dec. 31, 2008	Dec. 31, 2011 Allowance for doubtful accounts		Dec. 31, 2010 Allowance for doubtful accounts		Dec. 31, 2009 Allowance for doubtful accounts
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Fiscal Period	$ 123,414	$ 138,693	$ 128,978	$ 124,755	$ 1,883		$ 1,953		$ 2,777
Charges to Costs and Expense					1,082		1,253		2,711
Deductions					(1,297)	[1]	(1,323)	[1]	(3,535)	[1]
Balance at End of Fiscal Period	$ 123,414	$ 138,693	$ 128,978	$ 124,755	$ 1,668		$ 1,883		$ 1,953

[1] Deductions in the allowance for doubtful accounts represent write-offs of uncollectible accounts net of recoveries.