Long-term Debt (Tables)

12 Months Ended

Dec. 31, 2012

Debt Disclosure [Abstract]

Schedule of Long-term Debt Instruments

Long-term debt consists of the following (amounts in thousands):

	December 31, 2012			December 31, 2011
Senior secured revolving credit facility	$	100,000		$	—
Senior notes	418,617			417,747
Other notes payable	980			1,853
	519,597			419,600
Less current portion	(872		)	(872		)
	$	518,725		$	418,728