Note 5 - Accrued Expenses

12 Months Ended

Dec. 31, 2016

Notes to Financial Statements

Accounts Payable and Accrued Liabilities Disclosure [Text Block]

5. Accrued Expenses

Accrued expenses consist of the following (in thousands):

	As of December 31,
	2016		2015
Payroll and employee-related costs	$	1,139	$	1,058
Contracted service costs		2,891		1,040
Professional fees and other		493		478
Total	$	4,523	$	2,576