Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
Cash flows from operating activities:
Net income	$ 91,170	$ 130,356
Adjustments to reconcile net income to net cash from operating activities:
Depreciation, depletion, amortization and accretion	62,392	61,250
Deferred income taxes	7,686	29,589
Stock based compensation expense	2,436	3,100
Other gains, net	(1,829)	(6,359)
Loss on Blue Chip Swap securities	5,113	12,120
Washington State Tax Settlement	0	(27,068)
Decommissioning costs	(5,684)	(6,279)
Other reconciling items, net	(3,495)	(2,973)
Changes in operating assets and liabilities	67,396	(38,390)
Net cash from operating activities	225,185	155,346
Cash flows from investing activities:
Payments for capital expenditures	(67,447)	(67,218)
Proceeds from sales of assets	3,577	24,710
Proceeds from sales of Blue Chip Swap securities	8,121	9,656
Purchases of Blue Chip Swap securities	(13,234)	(21,776)
Net cash from investing activities	(68,983)	(54,628)
Cash flows from financing activities:
Distributions to shareholders	(250,417)	0
Repurchase of shares	(962)	0
Tax withholdings for vested restricted stock units	(1,363)	(1,116)
Net cash from financing activities	(252,742)	(1,116)
Net change in cash, cash equivalents, and restricted cash	(96,540)	99,602
Cash, cash equivalents, and restricted cash at beginning of period	477,128	339,107
Cash, cash equivalents, and restricted cash at end of period	$ 380,588	$ 438,709