CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Dec. 31, 2018	Dec. 31, 2017
Current Assets:
Cash and Cash Equivalents	$ 7.8	$ 8.9
Accounts Receivable, net	66.8	67.4
Accrued Revenue	54.7	53.3
Exchange Gas Receivable	8.1	5.8
Gas Inventory	0.8	0.6
Materials and Supplies	7.0	6.9
Prepayments and Other	7.0	8.4
Total Current Assets	152.2	151.3
Utility Plant:
Gas	760.6	699.6
Electric	500.1	476.7
Common	83.1	67.4
Construction Work in Progress	25.5	35.5
Utility Plant	1,369.3	1,279.2
Less: Accumulated Depreciation	332.5	307.7
Net Utility Plant	1,036.8	971.5
Other Noncurrent Assets:
Regulatory Assets	99.0	109.6
Other Assets	10.3	9.5
Total Other Noncurrent Assets	109.3	119.1
TOTAL ASSETS	1,298.3	1,241.9
Current Liabilities:
Accounts Payable	42.6	41.5
Short-Term Debt	82.8	38.3
Long-Term Debt, Current Portion	18.4	29.8
Regulatory Liabilities	11.5	9.2
Energy Supply Obligations	13.4	9.7
Environmental Obligations	0.6	0.5
Capital Lease Obligations	3.1	3.1
Other Current Liabilities	20.1	18.9
Total Current Liabilities	192.5	151.0
Noncurrent Liabilities:
Retirement Benefit Obligations	121.5	150.1
Deferred Income Taxes, net	97.8	82.9
Cost of Removal Obligations	90.7	84.3
Regulatory Liabilities	47.0	48.9
Capital Lease Obligations	2.7	5.7
Environmental Obligations	1.4	1.6
Other Noncurrent Liabilities	6.0	4.3
Total Noncurrent Liabilities	367.1	377.8
Capitalization:
Long-Term Debt, Less Current Portion	387.4	376.3
Stockholders' Equity:
Common Equity (Outstanding 14,876,955 and 14,815,585 Shares)	279.1	275.8
Retained Earnings	72.0	60.8
Total Common Stock Equity	351.1	336.6
Preferred Stock	0.2	0.2
Total Stockholders' Equity	351.3	336.8
Total Capitalization	738.7	713.1
Commitments and Contingencies (Note 8)
TOTAL LIABILITIES AND CAPITALIZATION	$ 1,298.3	$ 1,241.9

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

Name:	us-gaap_AccountsPayableCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 8
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130549-203045

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(3))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682