Note 13 - Segment and Geographic Distribution of Operations (Tables)

6 Months Ended

Jun. 30, 2025

Notes Tables

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

(In Thousands)		Three Months Ended								Six Months Ended
		June 30, 2025				June 30, 2024				June 30, 2025				June 30, 2024
Americas:
Vessel revenues		$	68,758			$	73,142			$	123,610			$	137,083

Vessel operating costs:
Crew costs			19,652				23,318				37,092				47,380
Repair and maintenance			4,830				5,645				9,096				10,179
Insurance			351				463				922				957
Fuel, lube and supplies			2,215				2,994				4,832				7,516
Other			5,965				5,747				16,094				11,675
Total vessel operating costs			33,013				38,167				68,036				77,707
General and administrative expense			3,785				3,414				7,327				6,746
Depreciation and amortization			11,718				11,413				23,110				22,356
Vessel operating profit			20,242				20,148				25,137				30,274

Additions to properties and equipment		$	353			$	1,488			$	2,286			$	4,983

Total assets		$	397,790			$	383,727			$	397,790			$	383,727

(In Thousands)		Three Months Ended								Six Months Ended
		June 30, 2025				June 30, 2024				June 30, 2025				June 30, 2024
Asia Pacific:
Vessel revenues		$	45,696			$	55,221			$	93,924			$	103,002

Vessel operating costs:
Crew costs			18,518				23,023				38,849				42,329
Repair and maintenance			3,365				3,092				5,635				5,861
Insurance			176				278				500				551
Fuel, lube and supplies			1,789				2,335				3,556				4,272
Other			2,317				2,968				4,435				5,459
Total vessel operating costs			26,165				31,696				52,975				58,472
General and administrative expense			2,050				2,084				4,470				4,210
Depreciation and amortization			5,703				4,510				11,021				8,542
Vessel operating profit			11,778				16,931				25,458				31,778

Additions to properties and equipment		$	375			$	865			$	967			$	1,059

Total assets		$	153,018			$	191,164			$	153,018			$	191,164

(In Thousands)		Three Months Ended								Six Months Ended
		June 30, 2025				June 30, 2024				June 30, 2025				June 30, 2024
Middle East:
Vessel revenues		$	40,215			$	36,536			$	83,517			$	74,468

Vessel operating costs:
Crew costs			13,302				13,540				26,582				26,810
Repair and maintenance			4,261				4,300				8,361				8,808
Insurance			343				464				872				884
Fuel, lube and supplies			3,250				2,274				5,289				4,578
Other			4,661				7,138				9,249				13,144
Total vessel operating costs			25,817				27,716				50,353				54,224
General and administrative expense			2,847				2,847				5,784				5,469
Depreciation and amortization			7,657				7,815				14,923				15,088
Vessel operating profit			3,894				(1,842	)			12,457				(313	)

Additions to properties and equipment		$	329			$	472			$	1,183			$	1,306

Total assets		$	180,769			$	175,129			$	180,769			$	175,129

(In Thousands)		Three Months Ended								Six Months Ended
		June 30, 2025				June 30, 2024				June 30, 2025				June 30, 2024
Europe Mediterranean:
Vessel revenues		$	99,280			$	83,266			$	177,485			$	163,647

Vessel operating costs:
Crew costs			29,342				27,085				56,453				53,367
Repair and maintenance			5,736				7,058				12,447				12,551
Insurance			417				761				1,265				1,517
Fuel, lube and supplies			2,153				3,461				5,300				7,555
Other			6,187				4,351				10,925				8,710
Total vessel operating costs			43,835				42,716				86,390				83,700
General and administrative expense			3,385				2,982				7,048				6,184
Depreciation and amortization			22,833				22,439				47,442				43,877
Vessel operating profit			29,227				15,129				36,605				29,886

Additions to properties and equipment		$	584			$	1,229			$	1,898			$	6,722

Total assets		$	628,740			$	687,749			$	628,740			$	687,749

(In Thousands)		Three Months Ended								Six Months Ended
		June 30, 2025				June 30, 2024				June 30, 2025				June 30, 2024
West Africa:
Vessel revenues		$	82,909			$	88,838			$	189,021			$	177,489

Vessel operating costs:
Crew costs			18,662				19,265				37,613				38,697
Repair and maintenance			5,745				4,648				10,352				8,692
Insurance			353				659				1,115				1,296
Fuel, lube and supplies			5,700				4,498				10,508				8,959
Other			8,064				7,148				14,991				12,322
Total vessel operating costs			38,524				36,218				74,579				69,966
General and administrative expense			2,888				2,376				5,434				4,431
Depreciation and amortization			15,480				12,505				31,378				24,343
Vessel operating profit			26,017				37,739				77,630				78,749

Additions to properties and equipment		$	3,502			$	1,370			$	16,334			$	1,581

Total assets		$	499,787			$	442,207			$	499,787			$	442,207

(In Thousands)		Three Months Ended								Six Months Ended
		June 30, 2025				June 30, 2024				June 30, 2025				June 30, 2024
World Wide:
Revenues:
Vessel revenues		$	336,858			$	337,003			$	667,557			$	655,689
Other operating revenues			4,573				2,227				7,318				4,705
Total revenue			341,431				339,230				674,875				660,394

Vessel operating costs:
Crew costs			99,476				106,231				196,589				208,583
Repair and maintenance			23,937				24,743				45,891				46,091
Insurance			1,640				2,625				4,674				5,205
Fuel, lube and supplies			15,107				15,562				29,485				32,880
Other			27,194				27,352				55,694				51,310
Total vessel operating costs			167,354				176,513				332,333				344,069
Costs of other operating revenues			3,108				816				4,538				1,966
General and administrative expense			14,955				13,703				30,063				27,040
Depreciation and amortization			63,391				58,682				127,874				114,206
Operating profit			92,623				89,516				180,067				173,113
Corporate expenses			(17,181	)			(13,389	)			(32,116	)			(26,127	)
Gain on asset dispositions, net			5,480				2,000				8,018				13,039
Operating income			80,922				78,127				155,969				160,025

Segment additions to properties and equipment		$	5,143			$	5,424			$	22,668			$	15,651
Corporate additions to properties and equipment			1,712				968				3,551				1,683
Total additions to properties and equipment		$	6,855			$	6,392			$	26,219			$	17,334

Segment assets		$	1,860,104			$	1,879,976			$	1,860,104			$	1,879,976
Corporate assets			214,268				209,772				214,268				209,772
Total assets		$	2,074,372			$	2,089,748			$	2,074,372			$	2,089,748