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This element represents the other activity, net, in the allowance for credit loss during the period not otherwise defined in the taxonomy.

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Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

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The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment.

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Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment.

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Amount of increase in allowance for credit loss on financing receivable from recovery.

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Amount of writeoff of financing receivable, charged against allowance for credit loss.

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The balance of financing receivables that were collectively evaluated for impairment.

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The balance of financing receivables that were individually evaluated for impairment.

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Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements.

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Amount of expense related loan transactions, lease transactions, credit loss from transactions other than loan and lease transactions, and other loss based on assessment of uncollectability from the counterparty to reduce the account to their net realizable value.

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Cat Financial Financing Activities (Details-Allowance for credit losses) - Finance Receivables - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Mar. 31, 2021	Dec. 31, 2020	Mar. 31, 2021	Dec. 31, 2020
Allowance for Credit Loss Activity
Balance at beginning of year	$ 475	$ 420
Receivables written off	(34)	(263)
Recoveries on receivables previously written off	10	41
Provision for credit losses	(10)	261
Other	(4)	4
Balance at end of period	437	475
Allowance for Credit Losses
Individually evaluated			$ 224	$ 226
Collectively evaluated			213	249
Ending Balance	475	475	437	475
Finance Receivables
Individually evaluated			657	672
Collectively evaluated			21,079	21,488
Total Finance Receivables			21,736	22,160
Adjustments to adopt new accounting guidance \| Credit losses
Allowance for Credit Loss Activity
Balance at beginning of year		12
Allowance for Credit Losses
Ending Balance		12
Customer
Allowance for Credit Loss Activity
Balance at beginning of year	431	375
Receivables written off	(34)	(263)
Recoveries on receivables previously written off	10	41
Provision for credit losses	(10)	262
Other	(4)	4
Balance at end of period	393	431
Allowance for Credit Losses
Individually evaluated			185	187
Collectively evaluated			208	244
Ending Balance	393	375	393	431
Finance Receivables
Individually evaluated			579	594
Collectively evaluated			18,524	18,644
Total Finance Receivables			19,103	19,238
Customer \| Adjustments to adopt new accounting guidance \| Credit losses
Allowance for Credit Loss Activity
Balance at beginning of year		12
Allowance for Credit Losses
Ending Balance		12
Dealer
Allowance for Credit Loss Activity
Balance at beginning of year	44	45
Receivables written off	0	0
Recoveries on receivables previously written off	0	0
Provision for credit losses	0	(1)
Other	0	0
Balance at end of period	44	44
Allowance for Credit Losses
Individually evaluated			39	39
Collectively evaluated			5	5
Ending Balance	$ 44	44	44	44
Finance Receivables
Individually evaluated			78	78
Collectively evaluated			2,555	2,844
Total Finance Receivables			$ 2,633	$ 2,922
Dealer \| Adjustments to adopt new accounting guidance \| Credit losses
Allowance for Credit Loss Activity
Balance at beginning of year		0
Allowance for Credit Losses
Ending Balance		$ 0