Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation - Summary of Restricted Stock Award Activity (Details)

v3.21.1
Stock-Based Compensation - Summary of Restricted Stock Award Activity (Details) - Restricted Stock - $ / shares
shares in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2020
Number of Shares (in thousands)    
Non-vested, beginning balance (shares) 1  
Vested (shares) (1)  
Non-vested, ending balance (shares) 0  
Non-vested, ending balance (shares) 0 0
Weighted-Average Grant Date Fair Value    
Non-vested, beginning balance (usd per share) $ 102.82  
Vested (usd per share) 102.82  
Non-vested, ending balance (usd per share) 0  
Non-vested, ending balance (usd per share) $ 0 $ 0