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Subsequent Events (Details) - Subsequent Event [Member]
shares in Millions
May 14, 2020
shares
2020 Stock Plan [Member]  
Subsequent Event [Line Items]  
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant 11.7
2015 Stock Plan [Member]  
Subsequent Event [Line Items]  
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant 5.3