Acquisitions (Tables)

3 Months Ended

Mar. 31, 2012

Acquisitions [Abstract]

Purchase Price Allocation To Assets Acquired And Liabilities Assumed

(in thousands)	2012
Fixed assets.............................................................................................................................................................................	$5,318
Goodwill..................................................................................................................................................................................	96,002
Other intangible assets..........................................................................................................................................................	44,781
Other assets, net of cash acquired and liabilities assumed............................................................................................	(11,183)
Net assets acquired...........................................................................................................................................................	$134,918