Fair Value - Summary of Fair Value and Carrying Value of Company Financial Instruments (Details) - USD ($) $ in Thousands	Mar. 27, 2022	Dec. 31, 2021	Mar. 28, 2021
Fair Value
ASSETS
Finance receivables, net	$ 6,920,395	$ 6,794,499	$ 6,930,531
Liabilities
Deposits, net	359,995	293,602	152,715
Fair Value \| Medium-term notes
Debt
Long-term debt, fair value	3,326,310	3,513,815	3,955,743
Fair Value \| Senior notes
Debt
Long-term debt, fair value	724,089	790,373	789,967
Fair Value \| Asset-backed U.S. commercial paper conduit facility \| Secured Debt
Debt
Long-term debt, fair value	269,534	272,589	350,648
Fair Value \| Asset-backed Canadian commercial paper conduit facility \| Secured Debt
Debt
Long-term debt, fair value	95,664	85,054	102,543
Fair Value \| Asset-backed securitization debt \| Secured Debt
Debt
Long-term debt, fair value	1,343,706	1,633,749	2,120,855
Fair Value \| Unsecured commercial paper
Debt
Unsecured commercial paper	816,016	751,286	749,801
Fair Value \| Global credit facility borrowings
Debt
Unsecured commercial paper	0	0	15,462
Carrying Value
ASSETS
Finance receivables, net	6,821,553	6,571,921	6,756,777
Liabilities
Deposits, net	348,083	290,326	152,653
Carrying Value \| Medium-term notes
Debt
Long-term debt, fair value	3,329,845	3,408,660	3,803,736
Carrying Value \| Senior notes
Debt
Long-term debt, fair value	744,842	744,668	744,149
Carrying Value \| Asset-backed U.S. commercial paper conduit facility \| Secured Debt
Debt
Long-term debt, fair value	269,534	272,589	350,648
Carrying Value \| Asset-backed Canadian commercial paper conduit facility \| Secured Debt
Debt
Long-term debt, fair value	95,664	85,054	102,543
Carrying Value \| Asset-backed securitization debt \| Secured Debt
Debt
Long-term debt, fair value	1,357,558	1,627,142	2,099,258
Carrying Value \| Unsecured commercial paper
Debt
Unsecured commercial paper	816,016	751,286	749,801
Carrying Value \| Global credit facility borrowings
Debt
Unsecured commercial paper	$ 0	$ 0	$ 15,462

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- Definition

Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 55
-Paragraph 69C
-URI http://asc.fasb.org/extlink&oid=123466577&loc=SL123495737-112612

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
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-Section 55
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-Publisher FASB
-Name Accounting Standards Codification
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-Topic 470
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-Paragraph 1D
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-URI http://asc.fasb.org/extlink&oid=123466505&loc=SL123495340-112611

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- Definition

Fair value portion of deposit liabilities held by the entity, including, but not limited to, foreign and domestic, interest and noninterest bearing, demand deposits, saving deposits, negotiable orders of withdrawal (NOW) and time deposits.

+ References

No definition available.

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- Definition

Fair value portion of an agreement for an unconditional promise by the maker to pay the holder a definite sum of money at a future date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.3(b))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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- Definition

This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents the amount of short-term debt existing as of the balance sheet date.

+ References

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