Note 10 - Debt (Tables)

12 Months Ended

Dec. 31, 2012

Schedule of Debt [Table Text Block]

	December 31, 2011		December 31, 2012
Current:
Capital lease obligations	$	544	$	425
Revolving credit agreement		2,477		4,353
		3,021		4,778
Non-current:
Capital lease obligations		897		497
Mandatorily redeemable preferred stock		12,673		15,393
Convertible Notes		-		3,590
		13,570		19,480
Total	$	16,591	$	24,258