Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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

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

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Debt (Schedule of Principal Values, Fair Values, and Carrying Values of Debt) (Details) - USD ($) $ in Thousands										12 Months Ended
	Sep. 13, 2019	Apr. 11, 2018	Mar. 09, 2018	Oct. 13, 2017	Apr. 17, 2017	Jul. 07, 2016	Oct. 14, 2015	Oct. 15, 2014	Apr. 18, 2013	Dec. 31, 2019	Dec. 31, 2018
Debt Instrument [Line Items]
Principal Balance										$ 10,414,000	$ 10,028,000
Fair Value										10,543,695	9,736,246
Carrying Value										10,334,425	9,938,553
Less: current maturities of long-term debt										(522,090)	(941,728)
Total long-term debt, net of current maturities										$ 9,812,335	8,996,825
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Debt instrument, maturity date										Apr. 11, 2023
Principal Balance										$ 490,000	325,000
Fair Value										490,000	325,000
Carrying Value										$ 490,000	325,000
2014 Senior Notes [Member]
Debt Instrument [Line Items]
Debt instrument, maturity date										Jul. 15, 2022
Principal Balance										$ 750,000	750,000
Fair Value										760,313	735,000
Carrying Value										$ 743,580	741,273
2016 Senior Notes [Member]
Debt Instrument [Line Items]
Debt instrument, maturity date										Sep. 01, 2024
Principal Balance										$ 1,100,000	1,100,000
Fair Value										1,142,625	1,034,000
Carrying Value										$ 1,086,241	1,083,689
2017 Senior Notes [Member]
Debt Instrument [Line Items]
Debt instrument, maturity date				Oct. 01, 2022						Oct. 01, 2022
Principal Balance										$ 750,000	750,000
Fair Value										764,063	712,500
Carrying Value										$ 744,833	743,099
2013-2C Tower Securities [Member]
Debt Instrument [Line Items]
Debt instrument, maturity date									Apr. 09, 2048	Apr. 11, 2023
Principal Balance										$ 575,000	575,000
Fair Value										585,954	569,164
Carrying Value										$ 570,866	569,715
2014-1C Tower Securities [Member]
Debt Instrument [Line Items]
Debt instrument, maturity date								Oct. 11, 2044		Oct. 08, 2019
Principal Balance											920,000
Fair Value											914,241
Carrying Value											917,728
2014-2C Tower Securities [Member]
Debt Instrument [Line Items]
Debt instrument, maturity date								Oct. 08, 2049		Oct. 08, 2024
Principal Balance										$ 620,000	620,000
Fair Value										644,912	609,665
Carrying Value										$ 615,205	614,315
2015-1C Tower Securities [Member]
Debt Instrument [Line Items]
Debt instrument, maturity date							Oct. 10, 2045			Oct. 08, 2020
Principal Balance										$ 500,000	500,000
Fair Value										502,095	496,640
Carrying Value										$ 498,090	495,737
2016-1C Tower Securities [Member]
Debt Instrument [Line Items]
Debt instrument, maturity date						Jul. 10, 2046				Jul. 09, 2021
Principal Balance										$ 700,000	700,000
Fair Value										704,095	691,432
Carrying Value										$ 696,936	694,994
2017-1C Tower Securities [Member]
Debt Instrument [Line Items]
Debt instrument, maturity date					Apr. 09, 2047					Apr. 11, 2022
Principal Balance										$ 760,000	760,000
Fair Value										763,405	744,496
Carrying Value										$ 755,061	753,028
2018-1C Tower Securities [Member]
Debt Instrument [Line Items]
Debt instrument, maturity date			Mar. 09, 2048							Mar. 09, 2023
Principal Balance										$ 640,000	640,000
Fair Value										658,266	641,478
Carrying Value										$ 634,344	632,725
2019-1C Tower Securities [Member]
Debt Instrument [Line Items]
Debt instrument, maturity date	Jan. 12, 2050									Jan. 12, 2025
Principal Balance										$ 1,165,000
Fair Value										1,158,057
Carrying Value										$ 1,153,086
2018 Term Loan [Member]
Debt Instrument [Line Items]
Debt instrument, maturity date		Apr. 11, 2025								Apr. 11, 2025
Principal Balance										$ 2,364,000	2,388,000
Fair Value										2,369,910	2,262,630
Carrying Value										$ 2,346,183	$ 2,367,250