XML 24 R13.htm IDEA: XBRL DOCUMENT v3.21.2
Net Loss Per Share
 6 Months Ended
Jun. 30, 2021
Earnings Per Share [Abstract]  
Net Loss Per Share Net Loss Per Share
The table below provides a reconciliation of the numerators and denominators of basic and diluted net loss per share for the three and six months ended June 30, 2021 and 2020 (in thousands, except per share amounts):
Three Months Ended
June 30,		Six Months Ended
June 30,
2021202020212020
Numerators:
Net loss$(15,271)$(24,626)$(31,081)$(429,667)
Less: Income attributable to unvested restricted stock awards— — — — 
Numerator for basic net loss per share(15,271)(24,626)(31,081)(429,667)
Effect of dilutive securities:
Unvested restricted stock awards— — — — 
Numerator for diluted net loss per share$(15,271)$(24,626)$(31,081)$(429,667)
Denominators:
Weighted average number of common shares outstanding61,335 60,987 61,252 60,879 
Less: Weighted average number of unvested restricted stock awards outstanding(1,018)(1,148)(1,045)(1,132)
Denominator for basic and diluted net loss per share60,317 59,839 60,207 59,747 
Net loss per share:
Basic$(0.25)$(0.41)$(0.52)$(7.19)
Diluted(0.25)(0.41)(0.52)(7.19)
The calculation of diluted net loss per share for the three and six months ended June 30, 2021 excluded 437 thousand shares and 468 thousand shares, respectively, issuable pursuant to outstanding stock options, due to their antidilutive effect. The calculation of diluted net loss per share for the three and six months ended June 30, 2020 excluded 596 thousand shares and 613 thousand shares, respectively, issuable pursuant to outstanding stock options, due to their antidilutive effect. Additionally, shares issuable upon conversion of both the 2023 Notes and the 2026 Notes were excluded due to, among other factors, their antidilutive effect.