Note 14 - Fair Value of Financial Instruments (Tables)

9 Months Ended

Sep. 30, 2013

Fair Value Disclosures [Abstract]

Schedule of Carrying Values and Estimated Fair Values of Debt Instruments [Table Text Block]

	September 30, 2013				December 31, 2012
	Carrying value		Fair value		Carrying value		Fair value
Cash and cash equivalents	$	904	$	904	$	17,823	$	17,823
Notes receivable, current		15,165		15,165		14,120	$	14,120
Notes receivable, noncurrent		29,347		25,782		-	$	-
Line of credit and Loans Payable		34,470		32,900		39,478	$	39,478