XML 29 R7.htm IDEA: XBRL DOCUMENT v3.24.0.1
CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($)
$ in Millions
Total
Cumulative Effect, Period of Adoption, Adjustment
Common Stock
Additional Paid-in Capital
Additional Paid-in Capital
Cumulative Effect, Period of Adoption, Adjustment
Accumulated Deficit
Accumulated Deficit
Cumulative Effect, Period of Adoption, Adjustment
Accumulated Other Comprehensive Income (Loss)
Beginning balance (in shares) at Dec. 31, 2020     66,017,000          
Beginning balance at Dec. 31, 2020 $ 603.6   $ 0.1 $ 1,264.3   $ (666.3)   $ 5.5
Increase (Decrease) in Stockholders' Equity [Roll Forward]                
Exercise of options to purchase common stock (in shares)     364,000          
Exercise of options to purchase common stock 15.4     15.4        
Issuance of shares for employee stock purchase plan (in shares)     36,000          
Issuance of shares for employee stock purchase plan 8.1     8.1        
Stock-based compensation expense 34.4     34.4        
Restricted stock units vested, net of shares withheld for taxes (in shares)     176,000          
Restricted stock units vested, net of shares withheld for taxes (28.2)     (28.2)        
Extinguishment of conversion feature, net of issuance costs (808.5)     (808.5)        
Issuance of shares for debt extinguishment (in shares)     2,586,000          
Issuance of shares for debt extinguishment 722.4     722.4        
Net income 16.8         16.8    
Other comprehensive income (loss) (7.7)             (7.7)
Ending balance (in shares) at Dec. 31, 2021     69,179,000          
Ending balance at Dec. 31, 2021 $ 556.3 $ (147.1) $ 0.1 1,207.9 $ (207.7) (649.5) $ 60.6 (2.2)
Increase (Decrease) in Stockholders' Equity [Roll Forward]                
Accounting Standards Update [Extensible Enumeration] Accounting Standards Update 2020-06              
Exercise of options to purchase common stock (in shares)     147,000          
Exercise of options to purchase common stock $ 6.9     6.9        
Issuance of shares for employee stock purchase plan (in shares)     53,000          
Issuance of shares for employee stock purchase plan 9.4     9.4        
Stock-based compensation expense 40.9     40.9        
Restricted stock units vested, net of shares withheld for taxes (in shares)     132,000          
Restricted stock units vested, net of shares withheld for taxes (16.8)     (16.8)        
Net income 4.6         4.6    
Other comprehensive income (loss) $ 22.2             22.2
Ending balance (in shares) at Dec. 31, 2022 69,511,286   69,511,000          
Ending balance at Dec. 31, 2022 $ 476.4   $ 0.1 1,040.6   (584.3)   20.0
Increase (Decrease) in Stockholders' Equity [Roll Forward]                
Exercise of options to purchase common stock (in shares) 250,192   249,000          
Exercise of options to purchase common stock $ 16.3     16.3        
Issuance of shares for employee stock purchase plan (in shares)     55,000          
Issuance of shares for employee stock purchase plan 10.6     10.6        
Stock-based compensation expense 48.3     48.3        
Restricted stock units vested, net of shares withheld for taxes (in shares)     92,000          
Restricted stock units vested, net of shares withheld for taxes (13.2)     (13.2)        
Net income 206.3         206.3    
Other comprehensive income (loss) $ (12.0)             (12.0)
Ending balance (in shares) at Dec. 31, 2023 69,907,289   69,907,000          
Ending balance at Dec. 31, 2023 $ 732.7   $ 0.1 $ 1,102.6   $ (378.0)   $ 8.0