Fair Value Of Financial Instruments (Summary Of Fair Value And Carrying Value Of Company Financial Instruments) (Detail) (USD $) In Thousands, unless otherwise specified	Mar. 30, 2014	Dec. 31, 2013	Mar. 31, 2013
Assets:
Restricted cash	$ 117,883	$ 144,807	$ 197,025
Fair Value [Member]
Assets:
Cash equivalents	935,820	1,066,612	1,018,759
Marketable securities	126,122	129,181	157,719
Accounts receivable, net	324,979	261,065	259,673
Derivatives	105	1,932	11,737
Finance receivables, net	6,531,145	6,086,441	6,108,934
Restricted cash	117,883	144,807	197,025
Liabilities:
Accounts payable	454,366	239,794	360,018
Derivatives	3,681	3,925	2,165
Carrying Value [Member]
Assets:
Cash equivalents	935,820	1,066,612	1,018,759
Marketable securities	126,122	129,181	157,719
Accounts receivable, net	324,979	261,065	259,673
Derivatives	105	1,932	11,737
Finance receivables, net	6,437,695	5,999,563	6,033,939
Restricted cash	117,883	144,807	197,025
Liabilities:
Accounts payable	454,366	239,794	360,018
Derivatives	3,681	3,925	2,165
Unsecured Commercial Paper [Member] \| Fair Value [Member]
Liabilities:
Debt Instrument, Fair Value Disclosure	974,153	666,317	687,705
Unsecured Commercial Paper [Member] \| Carrying Value [Member]
Liabilities:
Debt Instrument, Fair Value Disclosure	974,153	666,317	687,705
Asset-Backed Canadian Commercial Paper Conduit Facility [Member] \| Fair Value [Member]
Liabilities:
Debt Instrument, Fair Value Disclosure	164,704	174,241	154,596
Asset-Backed Canadian Commercial Paper Conduit Facility [Member] \| Carrying Value [Member]
Liabilities:
Debt Instrument, Fair Value Disclosure	164,704	174,241	154,596
Medium-term Notes [Member] \| Fair Value [Member]
Liabilities:
Debt Instrument, Fair Value Disclosure	3,060,408	3,087,852	3,169,807
Medium-term Notes [Member] \| Carrying Value [Member]
Liabilities:
Debt Instrument, Fair Value Disclosure	2,859,151	2,858,980	2,881,444
Senior Unsecured Notes [Member] \| Fair Value [Member]
Liabilities:
Debt Instrument, Fair Value Disclosure	0	305,958	337,600
Senior Unsecured Notes [Member] \| Carrying Value [Member]
Liabilities:
Debt Instrument, Fair Value Disclosure	0	303,000	303,000
Secured Debt [Member] \| Fair Value [Member]
Liabilities:
Debt Instrument, Fair Value Disclosure	1,099,596	1,259,314	1,276,046
Secured Debt [Member] \| Carrying Value [Member]
Liabilities:
Debt Instrument, Fair Value Disclosure	$ 1,096,633	$ 1,256,632	$ 1,268,572

Fair value portion of liabilities incurred for goods and services received that are used in an entity's business and related party payables.

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Fair value portion of amount due from customers or clients for goods or services, including trade receivables, that have been delivered or sold in the normal course of business, and amounts due from others, including related parties.

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Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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-Glossary Cash

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- Definition

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

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Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

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Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

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- Definition

Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method.

+ References

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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.

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The carrying amounts of cash and cash equivalent items which are restricted as to withdrawal or usage. Restrictions may include legally restricted deposits held as compensating balances against borrowing arrangements, contracts entered into with others, or entity statements of intention with regard to particular deposits; however, time deposits and short-term certificates of deposit are not generally included in legally restricted deposits. Excludes compensating balance arrangements that are not agreements which legally restrict the use of cash amounts shown on the balance sheet. This element is for unclassified presentations; for classified presentations there is a separate and distinct element.

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