CONDENSED CONSOLIDATED BALANCE SHEET - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Current Assets:
Cash and cash equivalents	$ 3,512	$ 5,145
Restricted cash	10,497	6,925
Accounts receivable, net	133,115	167,405
Inventories	69,055	53,925
Regulatory assets	47,060	54,432
Other	18,089	13,895
Total current assets	281,328	301,727
Property, plant, and equipment, net	4,860,759	4,700,924
Goodwill	357,586	357,586
Regulatory assets	511,459	484,131
Other noncurrent assets	64,507	66,334
Total Assets	6,075,639	5,910,702
Current Liabilities:
Current maturities of finance leases	2,618	2,476
Short term borrowings	100,000	0
Accounts payable	74,663	96,690
Accrued expenses	269,722	202,021
Regulatory liabilities	46,513	33,080
Total current liabilities	493,516	334,267
Long-term finance leases	15,463	17,439
Long-term debt	2,188,901	2,233,281
Deferred income taxes	456,735	447,986
Noncurrent regulatory liabilities	468,350	451,483
Other noncurrent liabilities	398,124	387,152
Total Liabilities	4,021,089	3,871,608
Commitments and Contingencies (Note 10)
Shareholders' Equity:
Common Stock, Value, Issued	541	541
Treasury stock at cost	(98,242)	(96,015)
Paid-in capital	1,514,820	1,508,970
Retained earnings	646,650	635,246
Accumulated other comprehensive loss	(9,219)	(9,648)
Total Shareholders' Equity	2,054,550	2,039,094
Total Liabilities and Shareholders' Equity	$ 6,075,639	$ 5,910,702
Preferred Stock, Shares Issued	0
Common Stock, Par or Stated Value Per Share	$ 0.01
Common Stock, Shares Authorized	200,000,000
Common Stock, Shares, Issued	54,144,775
Common Stock, Shares, Outstanding	50,581,098
Preferred Stock, Par or Stated Value Per Share	$ 0.01
Preferred Stock, Shares Authorized	50,000,000
Preferred Stock, Shares Outstanding	0