Note 5 - Goodwill and Acquisition-Related Intangible Assets, Net (Details) - Acquisition-Related Intangible Assets (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014
Note 5 - Goodwill and Acquisition-Related Intangible Assets, Net (Details) - Acquisition-Related Intangible Assets [Line Items]
Accumulated amortization	$ (306)
Intangible assets, net	5,133,000
Total	7,484
Total	(306)
Total	7,178
IPR&D [Member]
Note 5 - Goodwill and Acquisition-Related Intangible Assets, Net (Details) - Acquisition-Related Intangible Assets [Line Items]
IPR&D	2,045
Know-How [Member]
Note 5 - Goodwill and Acquisition-Related Intangible Assets, Net (Details) - Acquisition-Related Intangible Assets [Line Items]
Intangible assets, gross	1,018
Accumulated amortization	(43)
Intangible assets, net	975
Total	(43)
Developed Technology Rights [Member]
Note 5 - Goodwill and Acquisition-Related Intangible Assets, Net (Details) - Acquisition-Related Intangible Assets [Line Items]
Intangible assets, gross	4,421
Accumulated amortization	(263)
Intangible assets, net	4,158
Total	$ (263)