Derivative and Hedging Instruments (Details-4) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Current and Long-Term Regulatory Asset [Member]
Change In Derivative Fair Value [Roll Forward]
Beginning balance	$ (617)	$ 13,989
Unrealized gain	(9,527)	(23,173)
Realized (loss) gain reclassified to a deferred account	1,472	2,563
Realized (loss) gain reclassified to income statement	13,766	6,004
Ending balance	5,094	(617)
Other Current Assets [Member]
Change In Derivative Fair Value [Roll Forward]
Beginning balance	770	1,162
Unrealized gain	0	0
Realized (loss) gain reclassified to a deferred account	(1,472)	(2,563)
Realized (loss) gain reclassified to income statement	3,449	2,171
Ending balance	$ 2,747	$ 770