Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation and Accounting Policy Information (Details)

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Basis of Presentation and Accounting Policy Information (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Mar. 31, 2015
Business Acquisition [Line Items]      
Marketing, general and administrative and engineering $ 19,849 $ 18,334  
Pro Forma | New Accounting Pronouncement, Early Adoption, Effect      
Business Acquisition [Line Items]      
Debt instrument, increase (decrease), other (1,117)   $ (1,217)
Correction of Marketing, General and Administrative and Engineering Expense      
Business Acquisition [Line Items]      
Marketing, general and administrative and engineering $ (498)