Debt (Tables)

3 Months Ended

Mar. 31, 2012

Debt [Abstract]

Carrying value of outstanding debt

	March 31,   2012			December 31, 2011
Senior unsecured notes, 5.25% due 2017	$	300,000		$	300,000
Lines of credit and other debt		88,286			92,428
		388,286			392,428
Short-term debt and current maturities of long-term debt		(88,286	)		(92,428	)
	$	300,000		$	300,000