Note 11 - Other Financial Information (Tables)

12 Months Ended

Dec. 31, 2014

Disclosure Text Block Supplement [Abstract]

Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]

Year ending December 31:
2015	$	626
2016	$	626
2017	$	662
2018	$	525
Thereafter	$	3,011

Schedule of Rent Expense [Table Text Block]

Year ending December 31:
2014	$	466
2013	$	572
2012	$	580