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Consolidated financial statements (Policies)
9 Months Ended
Sep. 30, 2022
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Comparability Comparability The consolidated statement of cash flows for the nine months ended September 30, 2021 has been modified to conform to the current year presentation. We presented payments for cloud computing arrangement implementation costs separately within cash flows from operating activities. Previously, this amount was included in other non-current assets. Also, we included purchases of and proceeds from customer funds marketable securities within other investing activities. Previously, these amounts were presented separately.