Note 14 - Segment and Geographic Distribution of Operations (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

Schedule of Segment Reporting Information, by Segment [Table Text Block]

(In Thousands)	Year Ended December 31,
	2022			2021			2020
Revenues:
Vessel revenues:
Americas	$	146,871		$	102,151		$	126,676
Asia Pacific		64,231			18,142			14,348
Middle East		110,375			84,395			82,785
Europe/Mediterranean		129,578			80,914			83,602
West Africa		190,349			75,967			78,763
Total vessel revenues		641,404			361,569			386,174
Other operating revenues		6,280			9,464			10,864
Total revenues		647,684			371,033			397,038
Vessel operating profit (loss):
Americas		12,016			(11,270	)		4,944
Asia Pacific		3,726			4,896			2,076
Middle East		(1,093	)		(6,070	)		(8,011	)
Europe/Mediterranean		18,844			(16,968	)		(8,629	)
West Africa		43,112			(16,985	)		(27,508	)
Total vessel operating profit (loss)		76,605			(46,397	)		(37,128	)
Other operating profit		4,150			7,233			7,458
		80,755			(39,164	)		(29,670	)
Corporate expenses		(53,583	)		(36,908	)		(35,633	)
Gain (loss) on asset dispositions, net		250			(2,901	)		7,591
Affiliate credit loss impairment expense		—			(400	)		(52,981	)
Affiliate guarantee obligation		—			—			(2,000	)
Long-lived asset impairments and other		(714	)		(15,643	)		(74,109	)
Operating loss	$	26,708		$	(95,016	)	$	(186,802	)
Depreciation and amortization:
Americas	$	29,920		$	30,856		$	32,079
Asia Pacific		5,960			4,484			4,076
Middle East		24,236			21,508			20,168
Europe/Mediterranean		27,734			28,163			29,222
West Africa		28,534			26,196			27,787
Corporate and other		2,776			3,337			3,377
Total depreciation and amortization	$	119,160		$	114,544		$	116,709
Additions to properties and equipment:
Americas	$	4,468		$	—		$	2,842
Asia Pacific		317			(42	)		1,497
Middle East		3,911			—			1,132
Europe/Mediterranean		1,302			764			1,059
West Africa		2,923			6,341			6,028
Corporate		3,716			1,888			2,342
Total additions to properties and equipment	$	16,637		$	8,951		$	14,900
Total assets:
Americas	$	309,985		$	278,394		$	338,649
Asia Pacific		148,684			28,564			43,222
Middle East		197,054			154,723			183,200
Europe/Mediterranean		282,670			293,760			302,214
West Africa		285,965			223,988			242,825
Corporate		73,298			116,351			141,067
Total assets	$	1,297,656		$	1,095,780		$	1,251,177

Entity Wide Major Customer Amount [Table Text Block]

	Year Ended December 31,
	2022			2021			2020
Chevron Corporation		12.3	%		15.7	%		14.3	%
Saudi Aramco		*			11.8	%		11.5	%