Note 6 - Goodwill and Intangible Assets (Details) (USD $)	12 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2012
Note 6 - Goodwill and Intangible Assets (Details) [Line Items]
Amortization of Intangible Assets	$ 2,400,000	$ 700,000	$ 0
Amortization of Financing Costs	323,000	196,000	482,000
Debt Issuance Cost	35,000	762,000
Interest Expense [Member]
Note 6 - Goodwill and Intangible Assets (Details) [Line Items]
Amortization of Financing Costs	$ 323,000	$ 199,000	$ 482,000
Developed Technology Rights [Member]
Note 6 - Goodwill and Intangible Assets (Details) [Line Items]
Finite-Lived Intangible Asset, Useful Life	5 years
Internet Domain Names [Member]
Note 6 - Goodwill and Intangible Assets (Details) [Line Items]
Finite-Lived Intangible Asset, Useful Life	7 years
Minimum [Member] | Developed Technology Rights [Member]
Note 6 - Goodwill and Intangible Assets (Details) [Line Items]
Finite-Lived Intangible Asset, Useful Life	3 years
Minimum [Member] | Customer Relationships [Member]
Note 6 - Goodwill and Intangible Assets (Details) [Line Items]
Finite-Lived Intangible Asset, Useful Life	8 years
Minimum [Member] | Customer Lists [Member]
Note 6 - Goodwill and Intangible Assets (Details) [Line Items]
Finite-Lived Intangible Asset, Useful Life	3 years
Minimum [Member]
Note 6 - Goodwill and Intangible Assets (Details) [Line Items]
Finite-Lived Intangible Asset, Useful Life	3 years
Maximum [Member] | Developed Technology Rights [Member]
Note 6 - Goodwill and Intangible Assets (Details) [Line Items]
Finite-Lived Intangible Asset, Useful Life	5 years
Maximum [Member] | Customer Relationships [Member]
Note 6 - Goodwill and Intangible Assets (Details) [Line Items]
Finite-Lived Intangible Asset, Useful Life	14 years
Maximum [Member]
Note 6 - Goodwill and Intangible Assets (Details) [Line Items]
Finite-Lived Intangible Asset, Useful Life	8 years