Amount of short-term debt and current maturity of long-term debt and capital lease obligations due within one year or the normal operating cycle, if longer.

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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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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
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Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
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- References

No definition available.

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Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts 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.

+ References

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Fair Value Measurements - Debt (Details) - USD ($) $ in Thousands	Feb. 24, 2020	Jan. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Oct. 11, 2018	Jan. 31, 2017
Fair Value of Financial Instruments
Less: current portion				$ 561
Less: deferred financing costs			$ 30,332	38,325
Long-term Debt, Excluding Current Maturities, Total			$ 3,333,220	$ 3,585,884
5.00% senior notes due September 2020
Fair Value of Financial Instruments
Interest rate on senior notes due (as a percent)	5.00%		5.00%
Effective Interest Rate (as a percent)			5.44%	5.25%
4.625% senior notes due September 2021
Fair Value of Financial Instruments
Interest rate on senior notes due (as a percent)		4.625%	4.625%
Effective Interest Rate (as a percent)			4.76%	4.75%
5.50% senior notes due January 2023
Fair Value of Financial Instruments
Interest rate on senior notes due (as a percent)	5.50%	5.50%	5.50%
Effective Interest Rate (as a percent)			5.90%	5.84%
Senior Notes 5.50 Percentage Due Two Zero Two Three [Member]
Fair Value of Financial Instruments
Interest rate on senior notes due (as a percent)			5.50%
5.10% senior notes due September 2023
Fair Value of Financial Instruments
Interest rate on senior notes due (as a percent)	5.10%	5.10%	5.10%
Effective Interest Rate (as a percent)			5.24%	5.26%
0.75% senior exchangeable notes due January 2024
Fair Value of Financial Instruments
Interest rate on senior notes due (as a percent)			0.75%			0.75%
Effective Interest Rate (as a percent)			5.97%	6.04%
Less: deferred financing costs						$ 9,600
5.75% senior notes due February 2025
Fair Value of Financial Instruments
Interest rate on senior notes due (as a percent)			5.75%
Effective Interest Rate (as a percent)			6.01%	5.87%
2012 Revolving Credit Facility
Fair Value of Financial Instruments
Effective Interest Rate (as a percent)			3.71%	3.58%
2018 Revolving Credit Facility
Fair Value of Financial Instruments
Interest rate on senior notes due (as a percent)					5.50%
Fair Value
Fair Value of Financial Instruments
Debt			$ 3,196,661	$ 3,049,812
Fair Value \| 5.00% senior notes due September 2020
Fair Value of Financial Instruments
Debt			284,907	590,336
Fair Value \| 4.625% senior notes due September 2021
Fair Value of Financial Instruments
Debt			632,516	603,457
Fair Value \| 5.50% senior notes due January 2023
Fair Value of Financial Instruments
Debt			483,834	465,999
Fair Value \| 5.10% senior notes due September 2023
Fair Value of Financial Instruments
Debt			303,860	262,494
Fair Value \| 0.75% senior exchangeable notes due January 2024
Fair Value of Financial Instruments
Debt			431,503	358,012
Fair Value \| 5.75% senior notes due February 2025
Fair Value of Financial Instruments
Debt			705,040	598,953
Fair Value \| 2012 Revolving Credit Facility
Fair Value of Financial Instruments
Debt			355,000	170,000
Fair Value \| Other
Fair Value of Financial Instruments
Debt				561
Carrying Value
Fair Value of Financial Instruments
Debt			3,363,552	3,624,770
Less: current portion				561
Less: deferred financing costs			30,332	38,325
Long-term Debt, Excluding Current Maturities, Total			3,333,220	3,585,884
Carrying Value \| 5.00% senior notes due September 2020
Fair Value of Financial Instruments
Debt			282,046	614,748
Carrying Value \| 4.625% senior notes due September 2021
Fair Value of Financial Instruments
Debt			634,588	668,347
Carrying Value \| 5.50% senior notes due January 2023
Fair Value of Financial Instruments
Debt			501,003	586,000
Carrying Value \| 5.10% senior notes due September 2023
Fair Value of Financial Instruments
Debt			336,810	342,923
Carrying Value \| 0.75% senior exchangeable notes due January 2024
Fair Value of Financial Instruments
Debt			472,603	450,689
Carrying Value \| 5.75% senior notes due February 2025
Fair Value of Financial Instruments
Debt			781,502	791,502
Carrying Value \| 2012 Revolving Credit Facility
Fair Value of Financial Instruments
Debt			$ 355,000	170,000
Carrying Value \| Other
Fair Value of Financial Instruments
Debt				$ 561