CONDENSED CONSOLIDATED BALANCE SHEET - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Current Assets:
Cash and cash equivalents	$ 7,464	$ 5,145
Restricted cash	8,949	6,925
Accounts receivable, net	125,104	167,405
Inventories	61,224	53,925
Regulatory assets	47,520	54,432
Other	13,325	13,895
Total current assets	263,586	301,727
Property, plant, and equipment, net	4,784,017	4,700,924
Goodwill	357,586	357,586
Regulatory assets	501,487	484,131
Other noncurrent assets	65,099	66,334
Total Assets	5,971,775	5,910,702
Current Liabilities:
Current maturities of finance leases	2,569	2,476
Short term borrowings	100,000
Accounts payable	69,400	96,690
Accrued expenses	211,452	202,021
Regulatory liabilities	45,445	33,080
Total current liabilities	428,866	334,267
Long-term finance leases	16,155	17,439
Long-term debt	2,157,740	2,233,281
Deferred income taxes	462,522	447,986
Noncurrent regulatory liabilities	461,924	451,483
Other noncurrent liabilities	391,012	387,152
Total Liabilities	3,918,219	3,871,608
Commitments and Contingencies (Note 10)
Shareholders' Equity:
Common Stock, Value, Issued	541	541
Treasury stock at cost	(98,438)	(96,015)
Paid-in capital	1,513,510	1,508,970
Retained earnings	647,272	635,246
Accumulated other comprehensive loss	(9,329)	(9,648)
Total Shareholders' Equity	2,053,556	2,039,094
Total Liabilities and Shareholders' Equity	$ 5,971,775	$ 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	50,573,976
Preferred Stock, Par or Stated Value Per Share	$ 0.01
Preferred Stock, Shares Authorized	50,000,000
Preferred Stock, Shares Outstanding	0