Annual report pursuant to Section 13 and 15(d)

Consolidated Statements of Stockholders' Equity

v3.20.4
Consolidated Statements of Stockholders' Equity - USD ($)
$ in Thousands
Total
Cumulative Effect, Period of Adoption, Adjustment
Common Stock
Treasury Stock
Additional Paid-in Capital
Accumulated Other Comprehensive Income (Loss)
Accumulated Deficit
Accumulated Deficit
Cumulative Effect, Period of Adoption, Adjustment
Non-controlling Interest
Beginning balance (in shares) at Dec. 31, 2017     57,450,056 12,749,415          
Balance at period start at Dec. 31, 2017 $ 436,670 $ 9,217 $ 287 $ (47,042) $ 556,257 $ 624 $ (73,854) $ 9,217 $ 398
Increase (decrease) in shareholders' equity                  
Exercise of stock options (in shares)     359,345            
Exercise of stock options 5,305   $ 2   5,303        
Issuance of common stock - vesting of restricted stock units (in shares)     1,073,681            
Issuance of common stock - vesting of restricted stock units 4   $ 4            
Stock-based compensation expense 40,245       39,969       276
Purchase of treasury stock for stock-based tax withholdings (in shares)       (367,683)          
Shares withheld to satisfy tax withholdings (20,816)     $ (20,816)          
Issuance of non-controlling units in private company 473               473
Issuance of Convertible Notes 46,611       46,611        
Issuance of common stock and warrants - private placement, net of offering costs (in shares)     2,355,816            
Issuance of common stock and warrants - private placement, net of offering costs 118,161   $ 13   118,148        
Purchase / transfer of non-controlling interests, net of tax (6,560)       (5,160)       (1,400)
Reclassification of redeemable units 900               900
Foreign currency translation gains (losses), net (1,618)         (1,618)      
Net income (loss) 4,010           5,755   (1,745)
Balance at period end at Dec. 31, 2018 $ 632,602   $ 306 $ (67,858) 761,128 (994) (58,882)   (1,098)
Ending balance (in shares) at Dec. 31, 2018     61,238,898 13,117,098          
Increase (decrease) in shareholders' equity                  
Accounting Standards Update [Extensible List] us-gaap:AccountingStandardsUpdate201613Member                
Exercise of stock options (in shares)     783,216            
Exercise of stock options $ 10,592   $ 4   10,588        
Issuance of common stock - vesting of restricted stock units (in shares)     1,098,124            
Issuance of common stock - vesting of restricted stock units 5   $ 5            
Acquisition of business (in shares)     3,200,468            
Acquisition of business 223,256   $ 16   223,240        
Stock-based compensation expense 54,436       54,436        
Purchase of treasury stock for stock-based tax withholdings (in shares)       (361,902)          
Shares withheld to satisfy tax withholdings (23,107)     $ (23,107)          
Payment of Convertible Notes due 2019 (12,251)       (12,251)        
Foreign currency translation gains (losses), net (755)         (755)      
Net income (loss) (17,202)           (16,782)   (420)
Balance at period end at Dec. 31, 2019 867,576 $ (1,138) $ 331 $ (90,965) 1,037,141 (1,749) (75,664) $ (1,138) (1,518)
Ending balance (in shares) at Dec. 31, 2019     66,320,706 13,479,000          
Increase (decrease) in shareholders' equity                  
Exercise of stock options (in shares)     705,333            
Exercise of stock options 10,760   $ 4   10,756        
Issuance of common stock - vesting of restricted stock units (in shares)     804,982            
Issuance of common stock - vesting of restricted stock units 4   $ 4            
Acquisition of business 56,292                
Stock-based compensation expense         56,292        
Purchase of treasury stock for stock-based tax withholdings (in shares)       (260,171)          
Shares withheld to satisfy tax withholdings (19,501)     $ (19,501)          
Issuance of Convertible Notes 61,859       61,859        
Issuance of common stock and warrants - private placement, net of offering costs (in shares)     1,685            
Issuance of common stock and warrants - private placement, net of offering costs 126       126        
Purchase / transfer of non-controlling interests, net of tax 527       666       (139)
Capital contribution - non-controlling interest 606       (66)       672
Foreign currency translation gains (losses), net 1,351         1,351      
Net income (loss) (2,644)           (3,110)   466
Balance at period end at Dec. 31, 2020 $ 975,818   $ 339 $ (110,466) $ 1,166,774 $ (398) $ (79,912)   $ (519)
Ending balance (in shares) at Dec. 31, 2020     67,832,706 13,739,171