Note 4 - Accrued Expenses

6 Months Ended

Jun. 30, 2014

Other Liabilities and Financial Instruments Subject to Mandatory Redemption [Abstract]

Other Liabilities Disclosure [Text Block]

4. Accrued Expenses

The following table summarizes the significant components of accrued expenses:

	June 30, 2014		December 31, 2013
	(in thousands)
Accrued payroll and payroll related	$	2,315	$	1,734
Accrued legal		454		445
Accrued other expenses		811		539
Total accrued expenses	$	3,580	$	2,718