Condensed Consolidated Statements of Equity (Unaudited) - USD ($) $ in Thousands	Warrans Issued to Acquire Swire Pacific Offshore Holdings Ltd. [Member] Common Stock [Member]	Warrans Issued to Acquire Swire Pacific Offshore Holdings Ltd. [Member] Additional Paid-in Capital [Member]	Warrans Issued to Acquire Swire Pacific Offshore Holdings Ltd. [Member] Retained Earnings [Member]	Warrans Issued to Acquire Swire Pacific Offshore Holdings Ltd. [Member] AOCI Attributable to Parent [Member]	Warrans Issued to Acquire Swire Pacific Offshore Holdings Ltd. [Member] Noncontrolling Interest [Member]	Warrans Issued to Acquire Swire Pacific Offshore Holdings Ltd. [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Noncontrolling Interest [Member]	Total
Balance at Dec. 31, 2020							$ 41	$ 1,371,809	$ (548,931)	$ (804)	$ 1,157	$ 823,272
Total comprehensive income (loss)							0	0	(64,777)	(278)	(397)	(65,452)
Amortization of share-based awards							0	1,918	0	0	0	1,918
Balance at Jun. 30, 2021							41	1,373,727	(613,708)	(1,082)	760	759,738
Balance at Mar. 31, 2021							41	1,372,846	(584,246)	(875)	945	788,711
Total comprehensive income (loss)							0	0	(29,462)	(207)	(185)	(29,854)
Amortization of share-based awards							0	881	0	0	0	881
Balance at Jun. 30, 2021							41	1,373,727	(613,708)	(1,082)	760	759,738
Balance at Dec. 31, 2021							41	1,376,494	(677,900)	2,668	466	701,769
Total comprehensive income (loss)							0	0	(37,749)	(905)	464	(38,190)
SPO acquisition warrants	$ 0	$ 176,823	$ 0	$ 0	$ 0	$ 176,823
Amortization of share-based awards							0	1,245	0	0	0	1,245
Issuance of common stock							1	(1)	0	0	0	0
Balance at Jun. 30, 2022							42	1,554,561	(715,649)	1,763	930	841,647
Balance at Mar. 31, 2022							42	1,376,934	(690,068)	2,471	363	689,742
Total comprehensive income (loss)							0	0	(25,581)	(708)	567	(25,722)
SPO acquisition warrants	$ 0	$ 176,823	$ 0	$ 0	$ 0	$ 176,823
Amortization of share-based awards							0	804	0	0	0	804
Balance at Jun. 30, 2022							$ 42	$ 1,554,561	$ (715,649)	$ 1,763	$ 930	$ 841,647