CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Mar. 29, 2015	Dec. 31, 2014	Mar. 30, 2014
Current assets:
Cash and cash equivalents	$ 1,168,724	$ 906,680	$ 935,820
Available-for-sale Securities, Current	57,219	57,325	92,940
Accounts receivable, net	280,497us-gaap_AccountsReceivableNetCurrent	247,621us-gaap_AccountsReceivableNetCurrent	324,979us-gaap_AccountsReceivableNetCurrent
Finance receivables, net	2,357,993	1,916,635	2,223,199
Inventories	480,941us-gaap_InventoryNet	448,871us-gaap_InventoryNet	449,044us-gaap_InventoryNet
Restricted cash	120,428	98,627	117,883
Deferred Tax Assets, Net, Current	83,519	89,916	89,070
Other current assets	164,484us-gaap_OtherAssetsCurrent	182,420us-gaap_OtherAssetsCurrent	127,536us-gaap_OtherAssetsCurrent
Total current assets	4,713,805us-gaap_AssetsCurrent	3,948,095us-gaap_AssetsCurrent	4,360,471us-gaap_AssetsCurrent
Finance receivables, net	4,490,599	4,516,246	4,214,496
Property, plant and equipment, net	873,518us-gaap_PropertyPlantAndEquipmentNet	883,077us-gaap_PropertyPlantAndEquipmentNet	823,061us-gaap_PropertyPlantAndEquipmentNet
Prepaid Pension Costs	0us-gaap_PrepaidPensionCosts	0us-gaap_PrepaidPensionCosts	250,575us-gaap_PrepaidPensionCosts
Goodwill	25,632us-gaap_Goodwill	27,752us-gaap_Goodwill	30,427us-gaap_Goodwill
Deferred Tax Assets, Net, Noncurrent	72,176	77,835	3,023
Other long-term assets	88,094us-gaap_OtherAssetsNoncurrent	75,092us-gaap_OtherAssetsNoncurrent	47,738us-gaap_OtherAssetsNoncurrent
Total assets	10,263,824us-gaap_Assets	9,528,097us-gaap_Assets	9,729,791us-gaap_Assets
Current liabilities:
Accounts payable	440,920us-gaap_AccountsPayableCurrent	196,868us-gaap_AccountsPayableCurrent	454,366us-gaap_AccountsPayableCurrent
Accrued liabilities	497,027us-gaap_AccruedLiabilitiesCurrent	449,317us-gaap_AccruedLiabilitiesCurrent	566,755us-gaap_AccruedLiabilitiesCurrent
Short-term debt	70,329us-gaap_ShortTermBorrowings	731,786us-gaap_ShortTermBorrowings	974,153us-gaap_ShortTermBorrowings
Current portion of long-term debt	1,500,611us-gaap_LongTermDebtCurrent	1,011,315us-gaap_LongTermDebtCurrent	848,840us-gaap_LongTermDebtCurrent
Total current liabilities	2,508,887us-gaap_LiabilitiesCurrent	2,389,286us-gaap_LiabilitiesCurrent	2,844,114us-gaap_LiabilitiesCurrent
Long-term debt	4,357,538us-gaap_LongTermDebtNoncurrent	3,761,528us-gaap_LongTermDebtNoncurrent	3,271,648us-gaap_LongTermDebtNoncurrent
Pension liability	71,263	76,186	37,261
Postretirement healthcare liability	199,645	203,006	212,887
Deferred Tax Liabilities, Net, Noncurrent	0	0	35,973
Other long-term liabilities	190,651us-gaap_OtherLiabilitiesNoncurrent	188,805us-gaap_OtherLiabilitiesNoncurrent	168,073us-gaap_OtherLiabilitiesNoncurrent
Commitments and contingencies
Shareholders’ equity:
Preferred stock, none issued	0us-gaap_PreferredStockValue	0us-gaap_PreferredStockValue	0us-gaap_PreferredStockValue
Common stock	3,445us-gaap_CommonStockValue	3,442us-gaap_CommonStockValue	3,435us-gaap_CommonStockValue
Additional paid-in-capital	1,286,991us-gaap_AdditionalPaidInCapital	1,265,257us-gaap_AdditionalPaidInCapital	1,198,655us-gaap_AdditionalPaidInCapital
Retained earnings	8,663,427	8,459,040	8,058,119
Accumulated other comprehensive loss	(522,161)	(514,943)	(323,929)
Treasury stock, at cost	(6,495,862)us-gaap_TreasuryStockValue	(6,303,510)us-gaap_TreasuryStockValue	(5,776,445)us-gaap_TreasuryStockValue
Total shareholders' equity	2,935,840us-gaap_StockholdersEquity	2,909,286us-gaap_StockholdersEquity	3,159,835us-gaap_StockholdersEquity
Total liabilities and shareholders' equity	10,263,824	9,528,097	9,729,791
Variable Interest Entity, Primary Beneficiary [Member]
Current assets:
Finance receivables, net	364,936	312,645	274,797
Restricted cash	138,574	110,017	105,536
Other current assets	3,754	3,409	3,387
Finance receivables, net	1,511,659	1,113,801	922,060
Current liabilities:
Current portion of long-term debt	414,665	366,889	309,250
Long-term debt	1,356,112	904,644	787,383
Commercial Paper [Member]
Current liabilities:
Short-term debt	$ 70,329	$ 731,786	$ 974,153

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.

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The amount allocated to treasury stock. Treasury stock is common and preferred shares of an entity that were issued, repurchased by the entity, and are held in its treasury.

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