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Commitments and Contingencies - Stock Repurchases - General Information (Details) - October 2015 Share Repurchase Program - USD ($)
$ in Millions
Mar. 31, 2021
Oct. 26, 2015
Equity, Class of Treasury Stock [Line Items]    
Amount authorized under stock repurchase plan   $ 400.0
Remaining authorized repurchase amount $ 186.3