Long-Term Debt Repayments, Maturities and Other (Details) (USD $)	Jun. 30, 2012	Dec. 31, 2011
Long-term Debt	$ 20,714,816,000	$ 20,207,169,000
Tranche A Term Loan [Member]
Long-term Debt, Maturities, Repayments of Principal in Year Two	71,400,000
Long-term Debt, Maturities, Repayments of Principal in Year Three	998,600,000
Long-term Debt	1,070,000,000
Tranche B Term Loan [Member]
Long-term Debt, Maturities, Repayments of Principal in Year Five	8,598,500,000
Long-term Debt	8,598,500,000
Tranche C Term Loan [Member]
Long-term Debt, Maturities, Repayments of Principal in Year Two	2,800,000
Long-term Debt, Maturities, Repayments of Principal in Year Three	7,000,000
Long-term Debt, Maturities, Repayments of Principal in Year Four	3,400,000
Long-term Debt, Maturities, Repayments of Principal in Year Five	647,200,000
Long-term Debt	660,400,000
Delayed Draw 2 Term Loan [Member]
Long-term Debt, Maturities, Repayments of Principal in Year Five	559,600,000
Long-term Debt	559,600,000
Delayed Draw 3 Term Loan [Member]
Long-term Debt, Maturities, Repayments of Principal in Year Five	401,800,000
Long-term Debt	$ 401,800,000