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Condensed Consolidated Statements of Comprehensive Loss (Parenthetical) (USD $)
3 Months Ended 6 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Statement of Comprehensive Income [Abstract]        
Deferred taxes associated with unrealized holding losses which arose during the period on available for sale securities $ 0 $ 0 $ 0 $ 0
Deferred tax benefit associated with recognized losses on available for sale securities included in net income (loss) $ 0 $ 0 $ 0 $ 0