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Net (Loss) Income Per Share (Tables)
9 Months Ended
Sep. 30, 2021
Earnings Per Share [Abstract]  
Schedule of Net (Loss) Income Per Share, Basic and Diluted
The details of basic and diluted net (loss) income per share are as follows:
Three Months EndedNine Months Ended
September 30,September 30,
2021202020212020
Numerator:
Net (loss) income
$(50,128)$5,844 $51,788 $74,589 
Less: Net (loss) income attributable to participating securities
(3)(4)(6)(4)
Net (loss) income attributable to Class A and Class B common stockholders, basic
(50,131)5,840 51,782 74,585 
Add: Interest expense, net of tax, attributable to assumed conversion of convertible senior notes— 
(1)
— — — 
Net (loss) income attributable to Class A and Class B common stockholders, diluted
$(50,131)$5,840 $51,782 $74,585 
Denominator:
Weighted average shares, basic308,195,379 289,318,391 305,119,985 287,063,892 
Dilutive effect of stock options, restricted stock, and RSUs— 10,316,570 9,430,643 10,187,457 
Dilutive effect of ESPP— — 107,508 — 
Dilutive effect of assumed conversion of convertible senior notes— — — — 
Weighted average shares, diluted308,195,379 299,634,961 314,658,136 297,251,349 
Net (loss) income per share, basic
$(0.16)$0.02 $0.17 $0.26 
Net (loss) income per share, diluted
$(0.16)$0.02 $0.16 $0.25 
(1)The effect of interest expense, net of tax, attributable to assumed conversion of convertible senior notes for the three months ended September 30, 2021 has been excluded from the calculation of diluted net loss per share due to the net loss for the period.
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share
The following potential common shares were excluded from the calculation of diluted net (loss) income per share attributable to common stockholders because their effect would have been anti‑dilutive for the periods presented:
Three Months EndedNine Months Ended
September 30,September 30,
2021202020212020
Stock options, restricted stock, and RSUs8,174,124 — 90,400 1,150,860 
ESPP97,804 — — — 
Convertible senior notes17,667,623 — 12,076,899 — 
Total anti-dilutive securities25,939,551 
(1)
— 12,167,299 1,150,860 
(1)The effect of dilutive securities for the three months ended September 30, 2021 have been excluded from the calculation of diluted net loss per share as those potential common shares would have been anti‑dilutive due to the net loss for the period, except for 90,400 RSUs that were anti‑dilutive under the two‑class method calculation of diluted net (loss) income per share.