Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Change In Tax Rate, Deferred Tax Asset, Provisional Income Tax Expense

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- Definition

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(12))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(11))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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Amount of assets held-for-sale that are not part of a disposal group, expected to be sold within a year or the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 15
-Paragraph 4
-Subparagraph (b)(2)
-URI http://asc.fasb.org/extlink&oid=77912953&loc=d3e400-110220

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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REPORTING SEGMENT AND OTHER OPERATIONS DATA - RECONCILIATION OF SEGMENT ASSETS TO CONSOLIDATED (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Jun. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Sep. 30, 2017
Segment Reporting, Asset Reconciling Item [Line Items]
Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Change In Tax Rate, Deferred Tax Asset, Provisional Income Tax Expense	$ 844	$ (57,688)
Total assets	3,977,388	3,977,388		$ 3,928,507
Assets held for sale	206,898	206,898		0
Clean Energy Ventures
Segment Reporting, Asset Reconciling Item [Line Items]
Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Change In Tax Rate, Deferred Tax Asset, Provisional Income Tax Expense	(671)	(63,773)
Energy Services
Segment Reporting, Asset Reconciling Item [Line Items]
Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Change In Tax Rate, Deferred Tax Asset, Provisional Income Tax Expense	1,598	9,249
Midstream
Segment Reporting, Asset Reconciling Item [Line Items]
Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Change In Tax Rate, Deferred Tax Asset, Provisional Income Tax Expense	(142)	(13,946)
Operating Segments
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	3,986,600	3,986,600		3,922,001
Operating Segments \| Natural Gas Distribution
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	2,558,895	2,558,895		2,519,578
Operating Segments \| Clean Energy Ventures
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	796,380	796,380		771,340
Operating Segments \| Energy Services
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	375,548	375,548		398,277
Operating Segments \| Midstream
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	255,777	255,777		232,806
Home Services and Other
Segment Reporting, Asset Reconciling Item [Line Items]
Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Change In Tax Rate, Deferred Tax Asset, Provisional Income Tax Expense	59	10,782
Total assets	143,469	143,469		114,801
Intercompany Assets
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	(152,681)	(152,681)		$ (108,295)
Wind Assets And Related Liabilities [Member] \| Clean Energy Ventures
Segment Reporting, Asset Reconciling Item [Line Items]
Assets held for sale	$ 206,898	$ 206,898	$ 224,898