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Accounts receivable, net
3 Months Ended
Mar. 31, 2024
Receivables [Abstract]  
Accounts receivable, net
5. Accounts receivable, net
Accounts receivable, net, were:
March 31December 31March 31
in $ millions202420232023
Trade receivables3,9163,5743,799
Construction contract assets637716622
Total accounts receivable4,5534,2904,421
Less: allowance for credit losses(150)(149)(134)
Other current receivables395366419
Total accounts receivable, net4,7984,5074,706
Of the total Accounts receivable, net, balances, $32 million, $27 million and $41 million at March 31, 2024, December 31, 2023 and March 31, 2023, respectively, were due from equity method investments.

The changes in the allowance for credit losses were as follows:
in $ millions20242023
At January 1149125
Charge-offs(2)(4)
Provision for credit losses410
Foreign currency translation and other(1)3
At March 31150134