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Subsequent Event (Details) - USD ($)
$ in Thousands
3 Months Ended
Oct. 29, 2015
Feb. 27, 2014
Sep. 30, 2015
Sep. 30, 2014
Subsequent events        
General and administrative     $ 13,416 $ 10,950
Cowealth Medical        
Subsequent events        
Claim for damages   $ 170,000    
Accrued liabilities     3,400  
General and administrative     3,400  
Accrual amount of litigation     0  
Additional amount recorded     $ 0  
Subsequent Event | Cowealth Medical        
Subsequent events        
Awarded value for the damages $ 3,400