Long-term Debt and Capital Lease Obligations (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	12 Months Ended
Mar. 31, 2013	Dec. 31, 2012
Debt Instrument [Line Items]
Capital lease obligations	$ 14,326	$ 15,618
Other	158,756	163,802
Long-term debt and capital lease obligations	7,867,534	8,120,487
Less current maturities	563,224	334,747
Total long-term debt less current maturities	7,304,310	7,785,740
Revolving credit maximum amount available	3,840,250	3,859,700
Revolving credit balance outstanding	2,631,038	2,659,340
Amended 2006 Senior Credit Agreement [Member]
Debt Instrument [Line Items]
Senior Credit Agreement	2,631,038
Senior Credit Agreement 2012 Member [Member]
Debt Instrument [Line Items]
Line of credit outstanding which reduces available borrowings under the revolving credit facility	15,865	77,188
RevolvingCreditUSD [Member]
Debt Instrument [Line Items]
Revolving credit maximum amount available		600,000
Revolving credit balance outstanding		59,340
RevolvingCreditEUR [Member]
Debt Instrument [Line Items]
Revolving credit maximum amount available		659,700
TermLoanA2012 [Member]
Debt Instrument [Line Items]
Revolving credit maximum amount available		2,600,000
Revolving credit balance outstanding		2,600,000
Long Term Debt [Member]
Debt Instrument [Line Items]
Accounts receivable facility	0	162,000
Amended 2006 Senior Credit Agreement [Member]
Debt Instrument [Line Items]
Senior Credit Agreement		2,659,340
Term Loan A [Member] \| RevolvingCreditEUR [Member]
Debt Instrument [Line Items]
Revolving credit maximum amount available	640,250
Term Loan B [Member] \| TermLoanA2012 [Member]
Debt Instrument [Line Items]
Revolving credit maximum amount available	2,600,000
Revolving credit balance outstanding	2,600,000
Revolving Credit Facility [Member] \| RevolvingCreditUSD [Member]
Debt Instrument [Line Items]
Revolving credit maximum amount available	600,000
Revolving credit balance outstanding	31,038
Senior Notes [Member]
Debt Instrument [Line Items]
Senior Long Term Notes	4,694,106	4,743,442
Euro Notes [Member]
Debt Instrument [Line Items]
Senior Long Term Notes	50,420	51,951
EIB Agreements [Member]
Debt Instrument [Line Items]
Senior Long Term Notes	318,888	324,334
Accounts Receivable Facility[Member]
Debt Instrument [Line Items]
Line of credit outstanding which reduces available borrowings under the revolving credit facility	$ 60,822

Carrying value as of the balance sheet date of certain receivables sold to a wholly-owned subsidiary.

No definition available.

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- Definition

Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date.

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- Definition

Fair value of the amount outstanding under the credit facility.

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 107

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Net increase or decrease in the carrying amount of the credit facility for the period for reasons other than accrued, but unpaid interest, additional borrowings, repayments, and forgiveness.

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Sum of the carrying values as of the balance sheet date of all long-term debt, which is debt initially having maturities due after one year from the balance sheet date or beyond the operating cycle, if longer, but excluding the portions thereof scheduled to be repaid within one year or the normal operating cycle, if longer plus capital lease obligations due to be paid more than one year after the balance sheet date.

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Obligation related to long-term debt (excluding convertible debt) and capital leases, the portion which is due in one year or less in the future.

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Sum of the carrying values as of the balance sheet date of all long-term debt, which is debt initially having maturities due after one year from the balance sheet date or beyond the operating cycle, if longer, but excluding the portions thereof scheduled to be repaid within one year (current maturities) or the normal operating cycle, if longer, and after deducting unamortized discount or premiums, if any.

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Including both current and noncurrent portions, carrying amount as of the balance sheet date of other forms of debt not elsewhere specified in the taxonomy with initial maturities beyond one year or beyond the normal operating cycle, if longer.

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Carrying value as of the balance sheet date , including the current and noncurrent portions, of collateralized debt obligations (with maturities initially due after one year or beyond the operating cycle, if longer). Such obligations include mortgage loans, chattel loans, and any other borrowings secured by assets of the borrower.

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Carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion. Senior note holders are paid off in full before any payments are made to junior note holders.

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