Note 6 - Goodwill and Intangible Assets (Details) - Intangible Asset Summary (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Mar. 31, 2013
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	$ 22,629	$ 22,398
Finite-Lived Intangible Assets, Accumulated Amortization	(3,033)	(678)
Intangible Assets, Net (Excluding Goodwill)	19,596	21,720
Developed Technology Rights [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	4,170	4,170
Finite-Lived Intangible Assets, Accumulated Amortization	(1,483)	(370)
Intangible Assets, Net (Excluding Goodwill)	2,687	3,800
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	14,490	14,490
Finite-Lived Intangible Assets, Accumulated Amortization	(1,485)	(307)
Intangible Assets, Net (Excluding Goodwill)	13,005	14,183
Internet Domain Names [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	135	135
Finite-Lived Intangible Assets, Accumulated Amortization	(19)
Intangible Assets, Net (Excluding Goodwill)	116	135
Computer Software, Intangible Asset [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	244	13
Finite-Lived Intangible Assets, Accumulated Amortization	(46)	(1)
Intangible Assets, Net (Excluding Goodwill)	198	12
Trademarks [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	3,590	3,590
Intangible Assets, Net (Excluding Goodwill)	$ 3,590	$ 3,590