Accounts Receivable, Net (Tables)

12 Months Ended

Dec. 31, 2011

Accounts Receivable, Net [Abstract]

Schedule Of Accounts Receivable, Net

	2011			2010
	(In thousands)
Trade accounts receivable	$	310,125		$	234,404
Less allowance for sales adjustments and uncollectible accounts		(55,326	)		(48,403	)
Accounts receivable, net	$	254,799		$	186,001