Allowance for Losses on Financial Assets Allowance for Losses on Financial Assets (Tables)

9 Months Ended

Sep. 30, 2022

Allowance for Losses on Financial Assets [Abstract]

Financial Assets, Allowance for Credit Loss

The changes in allowances for expected credit losses for the nine months ended September 30, 2022 and 2021 consisted of the following:

	Accounts receivable	Unbilled receivables	Other current assets	Customer financing	Other assets	Total
Balance at January 1, 2021	($444)	($129)	($72)	($17)	($140)	($802)
Changes in estimates	15	3	(3)	3	(45)	(27)
Write-offs	21		1		13	35
Recoveries	1					1
Balance at September 30, 2021	($407)	($126)	($74)	($14)	($172)	($793)
Balance at January 1, 2022	($390)	($91)	($62)	($18)	($186)	($747)
Changes in estimates		19	(16)	(38)	(31)	(66)
Write-offs	246	47	1		133	427
Recoveries	5					5
Balance at September 30, 2022	($139)	($25)	($77)	($56)	($84)	($381)