Represents the issue price of the debt instrument as a percentage of its face value.

No definition available.

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- Definition

Represents the redemption price as a percentage of the principal amount at which the debt instrument may be required to be repurchased in the event of a change of control.

+ References

No definition available.

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Weighted average percentage discount on repurchases of debt.

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No definition available.

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Represents the borrowing base under the credit facility.

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No definition available.

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Time period prior to maturity date of senior notes as one option for maturity date of Credit Facility.

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No definition available.

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- Definition

Face (par) amount of debt instrument at time of issuance.

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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

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

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Amount, after accumulated amortization, of debt discount (premium).

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- Definition

Gross amount of debt extinguished.

+ References

No definition available.

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Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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- Definition

Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

+ References

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- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

+ 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.

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The carrying value as of the balance sheet date of the noncurrent portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Balance Type:	credit
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- Definition

Carrying value as of the balance sheet date of notes payable (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion.

+ References

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- Definition

Weighted average interest rate of long-term debt outstanding calculated at point in time.

+ References

No definition available.

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- Definition

The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset.

+ References

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Long-Term Debt (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Long-Term Debt (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Jun. 30, 2020	Dec. 31, 2019	Dec. 21, 2016	Mar. 17, 2015	Sep. 18, 2014	May 06, 2014	Nov. 05, 2013
Long- term Debt
Net unamortized premium	$ 542	$ 542	$ 791
Net unamortized debt issuance costs	(14,388)	(14,388)	(19,464)
Long-term debt	3,518,076	3,518,076	3,758,868
Amount of debt repurchased	$ 236,000	$ 619,000
Weighted average percentage discount on repurchases of debt	17.00%	19.00%
Gain on extinguishment of debt repurchased	$ 39,171	$ 119,732
Credit Facility
Long- term Debt
Long-term debt, gross	926,000	926,000	552,000
Current borrowing base	2,850,000	2,850,000
Lender commitments	2,640,000	$ 2,640,000
Time period prior to maturity date of senior notes as one option for maturity date of Credit Facility		91 days
Outstanding balance	$ 926,000	$ 926,000	$ 552,000
Weighted average interest rate (as a percent)	3.32%	3.32%	3.28%
Outstanding letters of credit	$ 730,000	$ 730,000	$ 623,000
Credit Facility \| Minimum \| Not Investment Grade Period
Long- term Debt
Commitment fees on the unused portion during any period that is not an Investment Grade Period (as a percent)		0.30%
Credit Facility \| Maximum \| Not Investment Grade Period
Long- term Debt
Commitment fees on the unused portion during any period that is not an Investment Grade Period (as a percent)		0.375%
5.375% senior notes due 2021
Long- term Debt
Long-term debt, gross	$ 516,202	$ 516,202	952,500
Interest rate (as a percent)	5.375%	5.375%						5.375%
Senior notes issued								$ 1,000,000
Issue price as percentage of par value								100.00%
Redemption price		100.00%
Redemption price at which notes may be required to be repurchased in event of change of control		101.00%
5.125 senior notes due 2022
Long- term Debt
Long-term debt, gross	$ 756,030	$ 756,030	923,041
Interest rate (as a percent)	5.125%	5.125%					5.125%
Senior notes issued						$ 500,000	$ 600,000
Issue price as percentage of par value						100.50%	100.00%
Redemption price at which notes may be required to be repurchased in event of change of control		101.00%
5.125 senior notes due 2022 \| On or after June 1, 2020
Long- term Debt
Redemption price		100.00%
5.625% senior notes due 2023
Long- term Debt
Long-term debt, gross	$ 743,690	$ 743,690	750,000
Interest rate (as a percent)	5.625%	5.625%			5.625%
Senior notes issued					$ 750,000
Issue price as percentage of par value					100.00%
Redemption price		101.406%
Redemption price at which notes may be required to be repurchased in event of change of control		101.00%
5.625% senior notes due 2023 \| On Or After June 1, 2021
Long- term Debt
Redemption price		100.00%
5.00% senior notes due 2025
Long- term Debt
Long-term debt, gross	$ 590,000	$ 590,000	$ 600,000
Long-term notes payable				$ 600,000
Interest rate (as a percent)	5.00%	5.00%		5.00%
Issue price as percentage of par value				100.00%
Redemption price at which notes may be required to be repurchased in event of change of control		101.00%
5.00% senior notes due 2025 \| On or after March 1, 2020
Long- term Debt
Redemption price		103.75%
5.00% senior notes due 2025 \| On or after March1, 2023
Long- term Debt
Redemption price		100.00%