Quarterly report pursuant to Section 13 or 15(d)

Benefit Plans - Predecessor - Defined Benefit Healthcare (Details)

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Benefit Plans - Predecessor - Defined Benefit Healthcare (Details) - Aria Energy LLC - USD ($)
$ in Thousands
2 Months Ended 8 Months Ended
Sep. 14, 2021
Sep. 14, 2021
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]    
Service cost $ 8 $ 27
Interest cost 19 64
Amortization of prior service cost 2 8
Recognition of net actuarial loss 17 57
Net periodic benefit cost $ 46 $ 156