Note 5 - Accrued Expenses

12 Months Ended

Dec. 31, 2018

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,
	2018		2017
Payroll and employee-related costs	$	1,390	$	1,318
Contracted service costs		968		7,218
Professional fees and other		279		413
Total	$	2,637	$	8,949