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Recent Accounting Pronouncements - Narrative (Details) - USD ($)
$ in Millions
Mar. 31, 2017
Mar. 31, 2016
Accounting Policies [Abstract]    
Operating lease obligations $ 1.3  
New Accounting Pronouncement, Early Adoption, Effect [Member] | Accounting Standards Update 2016-18 [Member]    
New Accounting Pronouncements or Change in Accounting Principle [Line Items]    
Restricted cash $ 0.2 $ 0.5