XML 77 R64.htm IDEA: XBRL DOCUMENT
v3.24.3

Other Income (Disaggregation of Revenue) (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023
Disaggregation of Revenue [Line Items] |  |  |  |
Other income | $ 17.6 | $ 16.1 | $ 50.7 | $ 48.5
Transferred over Time [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Other income | 14.5 |  | 40.8 |
Transferred at Point in Time [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Other income | 3.1 |  | 9.9 |
Third Party Providers [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Other income | 14.4 |  | 40.5 |
Dealers [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Other income | 3.2 |  | 10.2 |
Ancillary Product Profit Sharing [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Other income | 8.0 | 7.8 | 21.7 | 24.4
Ancillary Product Profit Sharing [Member] | Transferred over Time [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Other income | 8.0 |  | 21.7 |
Ancillary Product Profit Sharing [Member] | Transferred at Point in Time [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Other income | 0.0 |  | 0.0 |
Ancillary Product Profit Sharing [Member] | Third Party Providers [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Other income | 8.0 |  | 21.7 |
Ancillary Product Profit Sharing [Member] | Dealers [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Other income | 0.0 |  | 0.0 |
Interest [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Other income | 6.4 | 5.3 | 18.6 | 14.3
Interest [Member] | Transferred over Time [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Other income | 6.4 |  | 18.6 |
Interest [Member] | Transferred at Point in Time [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Other income | 0.0 |  | 0.0 |
Interest [Member] | Third Party Providers [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Other income | 6.4 |  | 18.6 |
Interest [Member] | Dealers [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Other income | 0.0 |  | 0.0 |
Remarketing Fees [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Other income | 2.9 | 2.5 | 9.1 | 8.2
Remarketing Fees [Member] | Transferred over Time [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Other income | 0.0 |  | 0.0 |
Remarketing Fees [Member] | Transferred at Point in Time [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Other income | 2.9 |  | 9.1 |
Remarketing Fees [Member] | Third Party Providers [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Other income | 0.0 |  | 0.0 |
Remarketing Fees [Member] | Dealers [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Other income | 2.9 |  | 9.1 |
Other [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Other income | 0.3 | $ 0.5 | 1.3 | $ 1.6
Other [Member] | Transferred over Time [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Other income | 0.1 |  | 0.5 |
Other [Member] | Transferred at Point in Time [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Other income | 0.2 |  | 0.8 |
Other [Member] | Third Party Providers [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Other income | 0.0 |  | 0.2 |
Other [Member] | Dealers [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Other income | $ 0.3 |  | $ 1.1 |

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-5 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 91 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479777/606-10-55-91 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 91 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479777/606-10-55-91 Reference 4: http://www.xbrl.org/2003/role/exampleRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 91 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479777/606-10-55-91 Reference 5: http://www.xbrl.org/2003/role/exampleRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 91 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479777/606-10-55-91 Reference 6: http://www.xbrl.org/2003/role/exampleRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 91 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479777/606-10-55-91 Reference 7: http://www.xbrl.org/2003/role/exampleRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 91 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479777/606-10-55-91 Reference 8: http://www.xbrl.org/2003/role/exampleRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 91 -Subparagraph (g) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479777/606-10-55-91 + Details
Name: | us-gaap_DisaggregationOfRevenueLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of revenue and income classified as other. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 320 -Name Accounting Standards Codification -Section S99 -Paragraph 6 -Subparagraph (SX 210.12-14(Column E)(2)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477271/946-320-S99-6 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 320 -Name Accounting Standards Codification -Section S99 -Paragraph 6 -Subparagraph (SX 210.12-14(Column E)(Footnote 4)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477271/946-320-S99-6 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 320 -Name Accounting Standards Codification -Section S99 -Paragraph 6 -Subparagraph (SX 210.12-14(Column E)(Footnote 6)(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477271/946-320-S99-6 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(4)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477250/944-220-S99-1 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.6-07(1)(c)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479134/946-220-S99-1 + Details
Name: | us-gaap_OtherIncome
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_TimingOfTransferOfGoodOrServiceAxis=us-gaap_TransferredOverTimeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TimingOfTransferOfGoodOrServiceAxis=us-gaap_TransferredAtPointInTimeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=cacc_ThirdPartyProvidersMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=cacc_DealersMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=cacc_AncillaryproductprofitsharingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=cacc_InterestMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=cacc_RemarketingFeesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=cacc_OtherMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |