Derivative and Hedging Instruments (Details-2) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Commodity Contract [Member]
Offsetting Assets [Line Items]
Derivative Asset, Fair Value, Gross Asset	$ 1,044	$ 2,966
Gross amounts offset in balance sheet	(1,044)	(2,966)
Collateral posted against derivative positions	0	0
Net amount presented in balance sheet	0	0
Financial Transmission Rights [Member]
Offsetting Assets [Line Items]
Derivative Asset, Fair Value, Gross Asset	401	103
Gross amounts offset in balance sheet	0	0
Collateral posted against derivative positions	0	0
Net amount presented in balance sheet	$ 401	$ 103