Long-Term Debt (Tables)

3 Months Ended

Mar. 31, 2012

Long-Term Debt [Abstract]

Schedule Of Long-Term Debt Instruments

(in thousands)	2012			2011
Unsecured senior notes	$	450,000		$	250,000
Acquisition notes payable		646			1,260
Revolving credit facility		—			—
Other notes payable		—			—
Total debt		450,646			251,260
Less current portion		(603	)		(1,227	)
Long-term debt	$	450,043		$	250,033