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Leases - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Mar. 31, 2019
Mar. 31, 2021
Mar. 31, 2020
Leases [Abstract]      
Lessee operating lease, option to extend   five years  
Operating cash flows from operating leases $ 1.8 $ 3.8 $ 10.4