Number of Solar Renewable Energy Certificates

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The aggregate fair value of additional assets that would be required to be posted as collateral for derivative instruments with credit-risk-related contingent features if the credit-risk-related contingent features were triggered at the end of the reporting period.

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Fixed interest rate related to the interest rate derivative.

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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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The aggregate fair value amounts of derivative instruments that contain credit-risk-related contingent features that are in a net liability position at the end of the reporting period. For nonderivative instruments that are designated and qualify as hedging instruments, the fair value amounts are the carrying value of the nonderivative hedging instrument, including the adjustment for the foreign currency transaction gain (loss) on that instrument.

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Nominal or face amount used to calculate payment on derivative.

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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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DERIVATIVE INSTRUMENTS - ADDITIONAL INFORMATION (Details) certificate in Thousands	Dec. 31, 2019 USD ($) certificate	Dec. 31, 2018 USD ($)	Jan. 31, 2018	Dec. 31, 2017 USD ($)
Derivative [Line Items]
Derivative, net liability position, aggregate fair value	$ 4,000	$ 186,000
Additional collateral, aggregate fair value	0
Foreign currency contracts
Derivative [Line Items]
Notional amount	$ 6,800,000
Physical commodity contracts \| Energy Services
Derivative [Line Items]
Number of SRECs \| certificate	(886)
Credit Agreement Due August 16, 2019 \| Term Loan \| Interest rate swap
Derivative [Line Items]
Benchmark interest rate			2.84%
Credit Agreement Due August 16, 2019 \| Term Loan \| Interest rate swap \| NJR
Derivative [Line Items]
Debt issued				$ 100,000,000