Note 14 - Restructuring Costs - Summary of Restructuring Costs for the Period (Details) $ in Thousands	Sep. 30, 2016 USD ($)
Severance and Other Termination Benefits [Member]
Restructuring and related costs, costs incurred to date	$ 165
Total expected to be recognized in remainder of fiscal 2017	471
Total fiscal 2017 restructuring expenses	636
Lease Obligation Restructuring [Member]
Restructuring and related costs, costs incurred to date	213
Total expected to be recognized in remainder of fiscal 2017
Total fiscal 2017 restructuring expenses	213
Restructuring Impairment of Fixed Assets and Accelerated Depreciation [Member]
Restructuring and related costs, costs incurred to date	273
Total expected to be recognized in remainder of fiscal 2017	90
Total fiscal 2017 restructuring expenses	363
Other Restructuring [Member]
Restructuring and related costs, costs incurred to date	5
Total expected to be recognized in remainder of fiscal 2017	125
Total fiscal 2017 restructuring expenses	130
Restructuring and related costs, costs incurred to date	656
Total expected to be recognized in remainder of fiscal 2017	686
Total fiscal 2017 restructuring expenses	$ 1,342