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ASSET RETIREMENT OBLIGATIONS (Tables)
 12 Months Ended
Sep. 30, 2018
Asset Retirement Obligation Disclosure [Abstract]  
Analysis of Change in ARO Liability
The following is an analysis of the change in the Company’s AROs for the fiscal years ended September 30:
(Thousands)
2018
 
2017
 
NJNG
NJRCEV
 
NJNG
NJRCEV
Balance at October 1
$
24,825

$
6,595

 
$
23,521

$
4,858

Accretion
1,366

198

 
1,304

245

Additions
1,880

517

 
729

1,492

Revisions in estimated cash flows
(2,133
)
—

 
(245
)
—

Retirements
(298
)
—

 
(484
)
—

Reclassification to held for sale or sold
—

(4,262
)
 
—

—

Balance at period end
$
25,640

$
3,048

 
$
24,825

$
6,595
Schedule of Future Accretion
Accretion for the next five years, for the fiscal years ended September 30, is estimated to be as follows:
 
Estimated
(Thousands)
Accretion
2019
$
1,557

2020
1,627

2021
1,702

2022
1,778

2023
1,863

Total
$
8,527