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Commitments and Contingencies (Litigation) (Details)
$ in Thousands
1 Months Ended
Jun. 29, 2017
USD ($)
Apr. 12, 2016
plaintiff
Apr. 30, 2017
USD ($)
Jun. 30, 2017
USD ($)
Babyak Action        
Loss Contingencies [Line Items]        
Compensatory damages awarded     $ 2,700  
Punitive damages awarded $ 2,700   $ 22,400  
Loss contingency accrual       $ 2,600
Loss contingency, insurance proceeds receivable       $ 1,300
Paradis Action | Pending Litigation        
Loss Contingencies [Line Items]        
Number of plaintiffs | plaintiff   4    
Paradis and Shoemaker Action | Pending Litigation        
Loss Contingencies [Line Items]        
Number of plaintiffs | plaintiff   3