Note 12 - Leases and Commitments (Tables)

9 Months Ended

Sep. 30, 2013

Leases [Abstract]

Schedule of Capital Leased Assets [Table Text Block]

	(in thousands)
	Capitalized Costs		Accumulated Amortization		Net Book Value
September 30, 2013	$	84,358	$	18,164	$	66,194
December 31, 2012		67,788		16,366		51,422