Note 2 - Fair Value Measurement (Tables)

6 Months Ended

Jun. 30, 2015

Notes Tables

Fair Value, Liabilities Measured on Recurring Basis [Table Text Block]

			Fair v alue m easurements at December 31, 2014 us ing
(in thousands)	December 31, 2 014		Quoted p rices in a ctive m arkets f or i dentical a ssets (Level 1)		Significant o ther o bservable i nputs (Level 2)		Significant u nobservable i nputs (Level 3)
Liabilities:
Contingent purchase price consideration	$	1,218	$	—	$	—	$	1,218
Total	$	1,218	$	—	$	—	$	1,218

			Fair v alue m easurements at June 30, 2015 us ing
(in thousands)	June 30, 2015		Quoted p rices in a ctive m arkets f or i dentical a ssets (Level 1)		Significant o ther o bservable i nputs (Level 2)		Significant u nobservable i nputs (Level 3)
Liabilities:
Contingent purchase price consideration	$	1,219	$	—	$	—	$	1,219
Total	$	1,219	$	—	$	—	$	1,219

Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]

(in thousands)	Three months ended June 30, 2015		Six months ended June 30, 2015
Balance – beginning	$	1,126	$	1,218
Change in fair value of contingent purchase price consideration		49		96
Foreign currency adjustment		44		(95	)
Balance – ending	$	1,219	$	1,219