Derivative Instruments - Additional Information (Detail) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended
	Feb. 28, 2021	Mar. 31, 2023	Jun. 30, 2021	Dec. 31, 2022	Dec. 31, 2021
Derivative [Line Items]
Energy Marketing Contracts Assets, Current		$ 1,248		$ 2,787
Energy Marketing Contract Liabilities, Current		(798)		(585)
Notional Amount of Nonderivative Instruments	$ 40,000	50,000	$ 30,000
Notional Amount Nonderivative Instruments, Total			$ 60,000
Designated as Hedging Instrument [Member] | Mark To Market Energy Assets [Member] | Interest Rate Swap [Member]
Derivative [Line Items]
Energy Marketing Contracts Assets, Current		345		452
Designated as Hedging Instrument [Member] | Mark To Market Energy Assets [Member] | Propane Swap Agreement [Member]
Derivative [Line Items]
Energy Marketing Contracts Assets, Current		1,801		3,317
Designated as Hedging Instrument [Member] | Mark-to-market energy liabilities [Member] | Interest Rate Swap [Member]
Derivative [Line Items]
Energy Marketing Contract Liabilities, Current		(563)		(405)
Designated as Hedging Instrument [Member] | Mark-to-market energy liabilities [Member] | Propane Swap Agreement [Member]
Derivative [Line Items]
Energy Marketing Contract Liabilities, Current		(871)		(1,810)
Sharp Energy Inc [Member]
Derivative [Line Items]
Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months		$ 1,000
Derivative Instruments, Gain (Loss) Reclassification from Accumulated OCI to Income, Estimate of Time to Transfer		12 months
Other Payables to Broker-Dealers and Clearing Organizations		$ 100		$ 100
Interest Rate Swap Rate, High Range [Member]
Derivative [Line Items]
Fixed Swap Rate		3.98%		0.17%	0.205%
Interest Rate Swap Rate, Low Range [Member]
Derivative [Line Items]
Fixed Swap Rate					0.20%