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Restructuring (Details)
$ in Millions
3 Months Ended 12 Months Ended
Mar. 31, 2017
facility
Jun. 30, 2019
USD ($)
Jun. 30, 2017
USD ($)
lease
Restructuring      
Number of facilities being exited | facility 3    
Number of lease agreements | lease     3
Impairment of leases | $   $ 1.8 $ 5.4