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GM Financial Receivables and Transactions - Commercial Finance Receivables Credit Quality Indicators (Details) - USD ($) $ in Millions | Mar. 31, 2021 | Dec. 31, 2020
--- | --- | ---
GM Financial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
GM Financial receivables, net of fees | $ 60,107 | $ 59,970
Commercial Finance Receivables | GM Financial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Revolving | 5,702 | 7,662
2021 | 117 | 512
2020 | 479 | 185
2019 | 159 | 94
2018 | 82 | 100
2017 | 96 | 72
Prior | 75 | 57
GM Financial receivables, net of fees | $ 6,710 | $ 8,682
Percent | 100.00% | 100.00%
Commercial Finance Receivables | GM Financial | Group I - Performing accounts with strong to acceptable financial metrics |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Revolving | $ 5,206 | $ 6,968
2021 | 106 | 510
2020 | 473 | 159
2019 | 134 | 63
2018 | 53 | 95
2017 | 91 | 43
Prior | 50 | 19
GM Financial receivables, net of fees | $ 6,113 | $ 7,857
Percent | 91.10% | 90.50%
Commercial Finance Receivables | GM Financial | Group II - Performing accounts experiencing potential weakness in financial metrics |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Revolving | $ 346 | $ 491
2021 | 2 | 2
2020 | 2 | 18
2019 | 17 | 2
2018 | 1 | 3
2017 | 3 | 18
Prior | 10 | 34
GM Financial receivables, net of fees | $ 381 | $ 568
Percent | 5.70% | 6.50%
Commercial Finance Receivables | GM Financial | Group III - Non-Performing accounts with inadequate paying capacity for current obligations |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Revolving | $ 149 | $ 203
2021 | 9 | 0
2020 | 4 | 8
2019 | 8 | 29
2018 | 28 | 2
2017 | 2 | 11
Prior | 15 | 0
GM Financial receivables, net of fees | $ 215 | $ 253
Percent | 3.20% | 2.90%
Commercial Finance Receivables | GM Financial | Group IV - Non-Performing accounts with inadequate paying capacity for current obligations and inherent weaknesses |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Revolving | $ 1 | $ 0
2021 | 0 | 0
2020 | 0 | 0
2019 | 0 | 0
2018 | 0 | 0
2017 | 0 | 0
Prior | 0 | 4
GM Financial receivables, net of fees | $ 1 | $ 4
Percent | 0.00% | 0.10%
Floorplan Advances | Commercial Finance Receivables |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Percent of revolving balance | 94.00% | 97.00%

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