Note 11 - Long-term Debt (Tables)

3 Months Ended

Mar. 31, 2013

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

Long-term debt consisted of the following:	(in thousands)
		March 31, 2013			December 31, 2012
Revolving credit agreement (1)		$	88,000		$	83,513
Capitalized lease obligations and other long-term debt (2)			56,404			53,420
			144,404			136,933
Less current maturities			(14,399	)		(14,403	)
Long-term debt and capital leases, less current maturities		$	130,005		$	122,530

Schedule of Revolver Applicable Margin [Table Text Block]

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%