Note 9 - Long-term Debt (Tables)

12 Months Ended

Dec. 31, 2012

Schedule of Long-term Debt Instruments [Table Text Block]

	(in thousands)
	December 31,
	2012				2011
Revolving credit agreement (1)		$	83,513			$	68,800
Capitalized lease obligations and other long-term debt (2)			53,420				49,273
			136,933				118,073
Less current maturities			(14,403	)			(19,146	)
Long-term debt, less current maturities		$	122,530			$	98,927

Level	Average Excess Availability			Applicable Margin in respect of Base Rate Loans under the Revolver			Applicable Margin in respect of LIBOR Rate Loans under the Revolver
I			$50,000,000		1.25	%		2.25	%
II	$50,000,000	but	$30,000,000		1.50	%		2.50	%
III	$30,000,000				1.75	%		2.75	%

Schedule of Line of Credit Facilities [Table Text Block]

Level		Average Used Portion of the Revolver plus Outstanding Letters of Credit	Applicable Unused Revolver Fee Margin
	I	$60,000,000		0.375	%
II		60,000,000		0.500	%