Face (par) amount of debt instrument at time of issuance.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount of long-term debt, after unamortized discount or premium, scheduled to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

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Debt Debt (Debt With A Contractual Term Greater Than One Year) (Details) (USD $)	Mar. 29, 2015	Dec. 31, 2014	Mar. 30, 2014
Debt Instrument [Line Items]
Short-term debt	$ 70,329,000us-gaap_ShortTermBorrowings	$ 731,786,000us-gaap_ShortTermBorrowings	$ 974,153,000us-gaap_ShortTermBorrowings
Long-term Debt, Current Maturities	(1,500,611,000)us-gaap_LongTermDebtCurrent	(1,011,315,000)us-gaap_LongTermDebtCurrent	(848,840,000)us-gaap_LongTermDebtCurrent
Long-term debt	4,357,538,000us-gaap_LongTermDebtNoncurrent	3,761,528,000us-gaap_LongTermDebtNoncurrent	3,271,648,000us-gaap_LongTermDebtNoncurrent
Gross Long-term Debt	5,858,149,000us-gaap_LongTermDebt	4,772,843,000us-gaap_LongTermDebt	4,120,488,000us-gaap_LongTermDebt
Medium-Term Notes Due 2014 [Member]
Debt Instrument [Line Items]
Company issued secured notes	500,000,000
Debt Instrument, Interest Rate, Stated Percentage	5.75%
Medium-Term Notes Due 2015 [Member]
Debt Instrument [Line Items]
Company issued secured notes	600,000,000
Debt Instrument, Interest Rate, Stated Percentage	1.15%
Medium-Term Notes Due 2016 [Member]
Debt Instrument [Line Items]
Company issued secured notes	450,000,000
Debt Instrument, Interest Rate, Stated Percentage	3.88%
Medium-Term Notes Due 2017 [Member]
Debt Instrument [Line Items]
Company issued secured notes	400,000,000
Debt Instrument, Interest Rate, Stated Percentage	2.70%
Medium-Term Notes Due 2017 1.55 rate [Member]
Debt Instrument [Line Items]
Company issued secured notes	400,000,000
Debt Instrument, Interest Rate, Stated Percentage	1.55%
Medium-Term Notes Due 2018 [Member]
Debt Instrument [Line Items]
Company issued secured notes	888,000,000
Debt Instrument, Interest Rate, Stated Percentage	6.80%
Medium-Term Notes Due 2019 [Member]
Debt Instrument [Line Items]
Company issued secured notes	600,000,000
Debt Instrument, Interest Rate, Stated Percentage	2.40%
Medium-Term Notes Due 2020 [Member]
Debt Instrument [Line Items]
Company issued secured notes	600,000,000
Debt Instrument, Interest Rate, Stated Percentage	2.15%
Secured Debt [Member] \| Asset-Backed U.S. Commercial Paper Conduit Facility VIE [Member]
Debt Instrument [Line Items]
Gross Long-term Debt	154,035,000	166,912,000	164,704,000
Secured Debt [Member] \| Term Asset-Backed Securitization VIEs [Member]
Debt Instrument [Line Items]
Gross Long-term Debt	1,770,777,000	1,271,533,000	1,096,633,000
Secured Debt [Member] \| Secured Notes Through One Term Asset-backed Securitization Transaction [Member]
Debt Instrument [Line Items]
Company issued secured notes	700,000,000
Unsecured Debt [Member] \| Medium-Term Notes Due 2014 [Member]
Debt Instrument [Line Items]
Gross Long-term Debt	0	0	499,906,000
Unsecured Debt [Member] \| Medium-Term Notes Due 2015 [Member]
Debt Instrument [Line Items]
Gross Long-term Debt	599,886,000	599,817,000	599,612,000
Unsecured Debt [Member] \| Medium-Term Notes Due 2016 [Member]
Debt Instrument [Line Items]
Gross Long-term Debt	449,950,000	449,937,000	449,897,000
Unsecured Debt [Member] \| Medium-Term Notes Due 2017 [Member]
Debt Instrument [Line Items]
Gross Long-term Debt	399,967,000	399,963,000	399,950,000
Unsecured Debt [Member] \| Medium-Term Notes Due 2017 1.55 rate [Member]
Debt Instrument [Line Items]
Gross Long-term Debt	399,510,000	399,464,000	0
Unsecured Debt [Member] \| Medium-Term Notes Due 2018 [Member]
Debt Instrument [Line Items]
Gross Long-term Debt	887,424,000	887,381,000	909,786,000
Unsecured Debt [Member] \| Medium-Term Notes Due 2019 [Member]
Debt Instrument [Line Items]
Gross Long-term Debt	597,951,000	597,836,000	0
Unsecured Debt [Member] \| Medium-Term Notes Due 2020 [Member]
Debt Instrument [Line Items]
Gross Long-term Debt	598,649,000	0	0
Financial Services Segment [Member] \| Medium-term Notes [Member] \| Medium-Term Notes Due 2020 [Member]
Debt Instrument [Line Items]
Company issued secured notes	$ 600,000,000
Debt Instrument, Interest Rate, Stated Percentage	2.15%