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EARNINGS PER SHARE (Tables)
9 Months Ended
Sep. 30, 2021
Earnings Per Share [Abstract]  
Schedule of Reconciliation of Income (Numerator) and Shares (Denominator) Used in Computation of Diluted Earnings Per Share
The following table reconciles income (numerator) and shares (denominator) used in our computations of basic and diluted earnings per share for the periods presented (in millions, except share amounts which are reflected in thousands):

 Three Months Ended 
 September 30,
Nine Months Ended 
 September 30,
 2021202020212020
Income (Numerator)  
Net income (loss)$17 $(3,367)$(285)$(2,943)
Net income attributable to the redeemable noncontrolling interests(4)(19)(13)(51)
Net loss (income) attributable to the noncontrolling interests130 (27)113 
Numerator for basic and diluted earnings (loss) per common share available to common shareholders$19 $(3,256)$(325)$(2,881)
Shares (Denominator)  
Basic weighted-average common shares outstanding75,472 74,810 75,068 81,922 
Dilutive effect of stock-settled appreciation rights and outstanding stock options44 — — — 
Diluted weighted-average common and common equivalent shares outstanding75,516 74,810 75,068 81,922 
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share
The following table shows the weighted-average stock-settled appreciation rights and outstanding stock options (in thousands) that are excluded from the calculation of diluted earnings per common share as the inclusion of such shares would be anti-dilutive:

 Three Months Ended 
 September 30,
Nine Months Ended 
 September 30,
 2021202020212020
Weighted-average stock-settled appreciation rights and outstanding stock options excluded1,670 3,456 1,629 3,406