Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies (Details)

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Commitments and Contingencies (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Mar. 31, 2013
Lease Commitments      
Renewal option period 5 years    
Deferred rent $ 0.1   $ 0.1
Rent expense 0.6 0.5  
Inventory
     
Commitments and Contingencies      
Commitment to purchase $ 30.1