Basis of Presentation (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Reclassification [Line Items]
Operation and maintenance	$ 111,296	$ 96,084
Previously Reported [Member]
Reclassification [Line Items]
Cost of natural gas transportation		17,600
Revision of Prior Period, Reclassification, Adjustment [Member]
Reclassification [Line Items]
Operation and maintenance		$ 17,600

Amount of operating expense for routine plant maintenance, repairs and operations of regulated operation.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.2(b))
-URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227

Name:	us-gaap_UtilitiesOperatingExpenseMaintenanceAndOperations
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration