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Note 8 - Long-Term Debt (Details) - Long-Term Debt (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2014
Mar. 31, 2013
Debt Instrument [Line Items]    
Total debt, including current portion $ 40,112 $ 52,700
Less: current portion 40,112 1,370
Total long-term debt   51,330
Revolving Credit Facility [Member]
   
Debt Instrument [Line Items]    
Total debt, including current portion 29,976 4,700
Secured Term Loan [Member]
   
Debt Instrument [Line Items]    
Total debt, including current portion $ 10,136 $ 48,000