Long-Term Debt (Tables)

12 Months Ended

Dec. 31, 2011

Long-Term Debt

Components Of Long-Term Debt

		2011		2010
Revolving credit agreement (average rate of 2.8%)		$	351,000	$	188,000
Fixed rate senior secured notes (rate of 6.04%)			75,000		75,000
Other debt at an average rate of 4.1%, due through 2019			20,052		12,933
Capitalized lease arrangements at an average rate of 5.5%, due through 2026			12,711		13,930
			458,763		289,863
Less current portion			10,800		6,648
	Long-term debt	$	447,963	$	283,215