Note 8 - Assets and Liabilities Carried at Fair Value Measured on a Recurring Basis (Details) - Fair Value, Measurements, Recurring [Member] $ in Thousands	Mar. 31, 2016 USD ($)
Fair Value, Inputs, Level 1 [Member]
Foreign currency forwards, assets	$ 0
Total	0
Fair Value, Inputs, Level 2 [Member]
Foreign currency forwards, assets	1,006
Total	1,006
Fair Value, Inputs, Level 3 [Member]
Foreign currency forwards, assets	0
Total	0
Foreign currency forwards, assets	1,006
Total	$ 1,006