Note 7 - Accrued Expenses and Long-term Liabilities - Accrued Expenses (Details) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Accrued royalties	$ 504	$ 111
Self insurance and benefit accruals	272	366
Indemnification liability	875	875
Contingent consideration	209	659
Rent payable	78	127
DOJ settlement	665	250
Accrued professional fees	1,320	775
Taxes payable	691	591
Unclaimed property	544	546
Directors fees and insurance	208	107
All others	1,539	1,554
	$ 6,905	$ 5,961