Note 5 - Accrued Liabilities

3 Months Ended

Mar. 31, 2015

Notes to Financial Statements

Accounts Payable and Accrued Liabilities Disclosure [Text Block]

5 . Accrued liabilities

Accrued liabilities consisted of the following as of:

(in thousands)	March 31, 201 5		December 31, 201 4
Employee related expenses	$	2,878	$	3,348
Royalties		429		2,458
Inventory		298		88
Professional services		252		323
Rent		61		196
Other accrued liabilities		704		657
Total accrued liabilities	$	4,622	$	7,070