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Summary of Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2019

Accounting Policies [Abstract]

Disaggregation of Revenue

The following tables disaggregate the Company’s non-regulated revenue by source for the three and six months ended June 30, 2019 and 2018:

	Three Months Ended June 30
	2019				2018
Operating and maintenance revenue	$	3,273			$	2,297
Other non-regulated revenue	1,267				1,981
Non-regulated revenue from contracts with customers	$	4,540			$	4,278
Lease revenue	$	590			$	567
Total non-regulated revenue	$	5,130			$	4,845

	Six Months Ended June 30
	2019				2018
Operating and maintenance revenue	$	6,319			$	5,462
Other non-regulated revenue	2,563				2,724
Non-regulated revenue from contracts with customers	$	8,882			$	8,186
Lease revenue	$	1,149			$	1,078
Total non-regulated revenue	$	10,031			$	9,264

In the following tables, revenue from contracts with customers is disaggregated by class of customers for the three and six months ended June 30, 2019 and 2018:

	Three Months Ended June 30
	2019				2018
Residential	$	107,349			$	109,849
Business	31,706				32,125
Industrial	7,524				7,941
Public authorities	7,613				8,251
Other (a)	13,275				13,606
Total revenue from contracts with customers	$	167,467			$	171,772

	Six Months Ended June 30
	2019				2018
Residential	$	191,609			$	201,167
Business	57,186				59,182
Industrial	14,788				15,520
Public authorities	12,084				13,695
Other (a)	9,210				16,462
Total revenue from contracts with customers	$	284,877			$	306,026

(a) Other includes the accrued unbilled revenue.

The following tables disaggregate the Company’s operating revenue by source for the three and six months ended June 30, 2019 and 2018:

	Three Months Ended June 30
	2019				2018
Revenue from contracts with customers	$	167,467			$	171,772
Regulatory balancing account revenue	11,564				3,166
Total operating revenue	$	179,031			$	174,938

	Six Months Ended June 30
	2019				2018
Revenue from contracts with customers	$	284,877			$	306,026
Regulatory balancing account revenue	20,265				3,465
Total operating revenue	$	305,142			$	309,491

Schedule of Cash, Cash Equivalents, and Restricted Cash

The following table provides a reconciliation of cash, cash equivalents, and restricted cash within the Condensed Consolidated Balance Sheets that sum to the total of the same such amounts shown on the Condensed Consolidated Statements of Cash Flows:

	June 30, 2019				December 31, 2018
Cash and cash equivalents	54,560				47,176
Restricted cash (included in "taxes, prepaid expenses and other assets")	520				539
Total cash, cash equivalents, and restricted cash shown in the statements of cash flows	$	55,080			$	47,715

Maturities of lease liabilities

Maturities of lease payments to be received are as follows:

Year Ending December 31,	Operating Leases
2019	$	3,095
2020	2,499
2021	1,827
2022	1,031
2023	554
Thereafter	872

Maturities of lease liabilities as of June 30, 2019 are as follows:

Year Ending December 31,	Operating Leases				Finance Leases
2019 (a)	$	887			$	490
2020	1,809				986
2021	1,587				987
2022	1,460				987
2023	1,369				1,506
2024	1,175				940
Thereafter	9,938				1,645
Total lease payments	$	18,225			$	7,541
Less imputed interest	$	(4,019	)		$	(1,331	)
Total	$	14,206			$	6,210

(a) Excludes payments made for the first six months of 2019.

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Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045

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Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918701-209980

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