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Restructuring - Schedule of Restructuring Costs (Details) - USD ($)
$ in Thousands
3 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Restructuring Reserve [Roll Forward]    
Charges $ 478 $ 9,921
Termination Benefits    
Restructuring Reserve [Roll Forward]    
Accrual beginning balance 4,389  
Charges 478  
Cash payments (1,956)  
Accrual ending balance $ 2,911