Supplemental Cash Flow Information (Tables)

12 Months Ended

Dec. 31, 2023

Supplemental Cash Flow Elements [Abstract]

Additional Information Relating to Cash Flow Activities

The following provides additional information relating to cash flow activities:

	2023			2022		2021
	(In Thousands)
Cash payments (refunds) for:
Interest on long-term debt and other, net of capitalized    interest	$	42,921		$	41,956	$	43,583
Income taxes, net	$	1,689		$	1,508	$	(182	)
Noncash investing and financing activities:
Property, plant and equipment acquired and not yet    paid at end of period	$	25,017		$	28,394	$	17,649
(Gain) loss on extinguishment of debt	$	(8,644	)	$	113	$	—
Accounts payable associated with debt-related costs	$	450		$	—	$	—
Series E and Series F Redeemable Preferred and related    dividends, accretion, and embedded derivative exchanged    for common stock, net of related costs in accounts payable	$	—		$	—	$	306,690
Gain on extinguishment of PPP loan	$	—		$	—	$	10,000
Series B and Series D preferred converted into common    stock	$	—		$	—	$	3,000