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Contract Costs (Tables)
12 Months Ended
Dec. 31, 2022
Revenue from Contract with Customer [Abstract]  
Schedule of Activity Related to Capitalized Contract Costs These costs are periodically reviewed for impairment. The following table identifies the activity relating to capitalized contract costs:
In millionsDecember 31, 2021CapitalizedAmortizationDecember 31, 2022
Capitalized contract costs$111 $37 $(56)$92 
In millionsDecember 31, 2020CapitalizedAmortizationDecember 31, 2021
Capitalized contract costs$98 $58 $(45)$111