XML 53 R41.htm IDEA: XBRL DOCUMENT v3.21.2
Income (loss) per Share (Tables)
6 Months Ended
Jun. 30, 2021
Earnings Per Share [Abstract]  
Schedule of reconciliation of the number of shares used for the basic and diluted income per share calculations
A reconciliation of the number of shares used for the basic and diluted income per share calculations is as follows:
 Three Months Ended June 30,Six Months Ended June 30,
Shares in millions2021202020212020
Basic weighted average common shares outstanding141 142 141 142 
Stock options, restricted shares, and convertible debt— — — — 
Diluted weighted average common shares outstanding141 142 141 142