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Employee Stock Plans - Additional Information (Details) - shares
shares in Millions
3 Months Ended
Mar. 31, 2021
Dec. 31, 2019
Performance shares    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based compensation arrangement by share-based payment award, remaining contractual term 3 years  
Performance share units, vesting period 3 years  
Achievement of an earnings per share target 70.00%  
Achievement of total growth in revenue 30.00%  
Performance shares | Maximum    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Percentage of initial grant 200.00%  
2019 Plan    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Maximum stock based compensation awards granted under the plan   3.1