Accrued and Other Liabilities - Accrued and Other Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2020	Dec. 31, 2019
Accrued liabilities
Dealer and customer allowances, claims and discounts	$ 7,300	$ 10,402
Deferred revenue	3,132	3,234
Product warranty and related liabilities	3,048	2,987
Payrolls and employee benefits excluding postemployment benefits	1,864	1,969
Other	7,725	7,895
Total accrued liabilities	23,069	26,487
Other liabilities
Deferred revenue	2,715	2,962
Product warranty and related liabilities	5,193	4,811
Operating lease liabilities	969	1,010
Employee benefits excluding postemployment benefits	822	704
Postemployment benefits including facility idling reserves	739	633
Other	3,009	3,026
Total other liabilities	$ 13,447	$ 13,146
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	us-gaap:OtherLiabilitiesNoncurrent	us-gaap:OtherLiabilitiesNoncurrent

Carrying value as of the balance sheet date of obligations, excluding pension and other postretirement benefits, and due beyond one year (or beyond one operating cycle if longer) for perquisites provided to employees pertaining to services received from them.

No definition available.