Amount of long-term debt before deduction of unamortized discount or premium. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, with initial maturities beyond one year or the normal operating cycle, if longer.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 20
-Article 5

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 03
-Paragraph 16
-Article 9

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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
-Subparagraph (a)
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- Definition

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

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

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- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.16)
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Reference 4: http://www.xbrl.org/2003/role/presentationRef
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-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 20, 22
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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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Carrying amount of long-term debt, net of unamortized discount or premium, excluding amounts to be repaid within one year or the normal operating cycle, if longer (current maturities). Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Debt (Carrying And Principal Values Of Debt) (Details) - USD ($)						6 Months Ended
	Oct. 14, 2015	Oct. 15, 2014	Apr. 18, 2013	Aug. 09, 2012	Apr. 16, 2010	Jun. 30, 2016	Dec. 31, 2015	Jul. 01, 2014	Sep. 28, 2012	Jul. 13, 2012
Debt Instrument [Line Items]
Principal Balance						$ 8,575,000,000	$ 8,555,000,000
Fair Value						8,641,024,000	8,525,291,000
Carrying Value						8,482,803,000	8,452,070,000
Less: current maturities of long-term debt						(568,924,000)	(20,000,000)
Total long-term debt, net of current maturities						7,913,879,000	8,432,070,000
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Principal Balance						30,000,000
Fair Value						30,000,000
Carrying Value						$ 30,000,000
Debt instrument, maturity date						Feb. 05, 2020
5.625% Senior Notes [Member]
Debt Instrument [Line Items]
Principal Balance						$ 500,000,000	500,000,000
Fair Value						516,250,000	521,250,000
Carrying Value						$ 495,565,000	494,955,000
Debt instrument, maturity date						Oct. 01, 2019
Debt instrument, interest rate, stated percentage						5.625%			5.625%
5.75% Senior Notes [Member]
Debt Instrument [Line Items]
Principal Balance						$ 800,000,000	800,000,000
Fair Value						824,000,000	832,000,000
Carrying Value						$ 792,095,000	791,243,000
Debt instrument, maturity date						Jul. 15, 2020
Debt instrument, interest rate, stated percentage						5.75%				5.75%
2014 Senior Notes [Member]
Debt Instrument [Line Items]
Principal Balance						$ 750,000,000	750,000,000
Fair Value						746,250,000	744,375,000
Carrying Value						$ 735,989,000	735,010,000
Debt instrument, maturity date						Jul. 15, 2022
Debt instrument, interest rate, stated percentage								4.875%
2010-2C Tower Securities [Member]
Debt Instrument [Line Items]
Principal Balance						$ 550,000,000	550,000,000
Fair Value						551,078,000	558,223,000
Carrying Value						$ 548,923,000	548,268,000
Debt instrument, maturity date					Apr. 09, 2042	Apr. 11, 2017
Debt instrument, interest rate, stated percentage					5.101%
2012-1C Tower Securities [Member]
Debt Instrument [Line Items]
Principal Balance						$ 610,000,000	610,000,000
Fair Value						612,025,000	611,879,000
Carrying Value						$ 605,681,000	604,229,000
Debt instrument, maturity date				Dec. 09, 2042		Dec. 11, 2017
Debt instrument, interest rate, stated percentage				2.933%
2013-1C Tower Securities [Member]
Debt Instrument [Line Items]
Principal Balance						$ 425,000,000	425,000,000
Fair Value						425,472,000	416,959,000
Carrying Value						$ 421,928,000	421,099,000
Debt instrument, maturity date			Apr. 09, 2043			Apr. 10, 2018
Debt instrument, interest rate, stated percentage			2.24%
2013-2C Tower Securities [Member]
Debt Instrument [Line Items]
Principal Balance						$ 575,000,000	575,000,000
Fair Value						579,014,000	565,541,000
Carrying Value						$ 567,029,000	566,523,000
Debt instrument, maturity date			Apr. 09, 2048			Apr. 11, 2023
Debt instrument, interest rate, stated percentage			3.722%
2013-1D Tower Securities [Member]
Debt Instrument [Line Items]
Principal Balance						$ 330,000,000	330,000,000
Fair Value						335,514,000	332,676,000
Carrying Value						$ 327,565,000	326,918,000
Debt instrument, maturity date			Apr. 09, 2043			Apr. 10, 2018
Debt instrument, interest rate, stated percentage			3.598%
2014-1C Tower Securities [Member]
Debt Instrument [Line Items]
Principal Balance						$ 920,000,000	920,000,000
Fair Value						936,266,000	910,368,000
Carrying Value						$ 910,896,000	909,595,000
Debt instrument, maturity date		Oct. 11, 2044				Oct. 08, 2019
Debt instrument, interest rate, stated percentage		2.898%
2014-2C Tower Securities [Member]
Debt Instrument [Line Items]
Principal Balance						$ 620,000,000	620,000,000
Fair Value						629,474,000	608,084,000
Carrying Value						$ 612,243,000	611,853,000
Debt instrument, maturity date		Oct. 08, 2049				Oct. 08, 2024
Debt instrument, interest rate, stated percentage		3.869%
2015-1C Tower Securities [Member]
Debt Instrument [Line Items]
Principal Balance						$ 500,000,000	500,000,000
Fair Value						510,350,000	489,680,000
Carrying Value						$ 490,238,000	489,496,000
Debt instrument, maturity date	Oct. 10, 2045					Oct. 08, 2020
Debt instrument, interest rate, stated percentage	3.156%
2012 Term Loan [Member]
Debt Instrument [Line Items]
Debt instrument, maturity date						May 09, 2017
2014 Term Loan [Member]
Debt Instrument [Line Items]
Principal Balance						$ 1,470,000,000	1,477,500,000
Fair Value						1,457,137,000	1,447,950,000
Carrying Value						$ 1,458,392,000	1,464,774,000
Debt instrument, maturity date						Mar. 24, 2021
2015 Term Loan [Member]
Debt Instrument [Line Items]
Principal Balance						$ 495,000,000	497,500,000
Fair Value						488,194,000	486,306,000
Carrying Value						$ 486,259,000	$ 488,107,000
Debt instrument, maturity date						Jun. 10, 2022