Unaudited Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
CURRENT ASSETS:
Cash and cash equivalents	$ 48,413	$ 33,199
Restricted Cash and Cash Equivalents	400	400
Accounts Receivable, Net, Current	172,676	167,559
Inventory, Net	91,980	99,668
Regulatory assets	32,027	28,399
Income Taxes Receivable, Current	24,480	13,773
Other Assets, Current	18,721	15,573
Total current assets	388,697	358,571
UTILITY PLANT:
Property, Plant and Equipment, Gross	6,387,269	6,201,078
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	2,369,515	2,256,215
Utility plant in service - net	4,017,754	3,944,863
Construction in Progress, Gross	102,823	111,723
Total net property, plant and equipment	4,120,577	4,056,586
OTHER ASSETS:
Intangible Assets, Net (Excluding Goodwill)	71,325	40,848
Regulatory assets	372,433	395,077
Other assets - net	15,276	10,971
Assets, Noncurrent	459,034	446,896
TOTAL ASSETS	4,968,308	4,862,053
Debt, Current	469,017	0
CURRENT LIABILITIES:
Accounts payable	121,559	134,931
Accrued taxes	28,848	21,325
Interest Payable, Current	37,755	34,790
Customer deposits	33,727	32,700
Regulatory Liability, Current	54,827	51,024
Accrued Liabilities and Other Liabilities	63,378	27,787
Total current liabilities	809,111	302,557
NON-CURRENT LIABILITIES:
Long-term debt (Note 4)	2,181,948	2,649,064
Deferred income tax liabilities	265,017	253,085
Taxes Payable	4,658	4,658
Regulatory Liability, Noncurrent	864,442	870,255
Accrued pension and other postretirement benefits	23,411	19,329
Asset retirement obligations	207,912	129,451
Other non-current liabilities	239	604
Total non-current liabilities	3,547,627	3,926,446
Liabilities	4,356,738	4,229,003
Common shareholders' equity:
Additional Paid in Capital	597,971	597,824
Accumulated Other Comprehensive Income (Loss), Net of Tax	(29,722)	0
Accumulated deficit	(16,463)	(24,558)
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	551,786	573,266
Cumulative preferred stock of subsidiary	59,784	59,784
Total common shareholders' equity	611,570	633,050
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	$ 4,968,308	$ 4,862,053