Debt (Tables)

3 Months Ended

Mar. 31, 2013

Debt [Abstract]

Outstanding debt

Outstanding debt consisted of the following at December 31, 2012 and March 31, 2013:

	December 31,			March 31,
	2012			2013
Senior notes	$	450,000		$	450,000
Other borrowings		33,365			35,664
Total debt	$	483,365		$	485,664
Less current portion		(32,556	)		(34,880	)
Total long-term debt	$	450,809		$	450,784