Note 19 - Operating Segments (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

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

	Year ended December 31,
	2018			2019
Asphalt Terminalling Services
Service revenue:
Third-party revenue	$	26,108		$	28,689
Related-party revenue		21,686			15,787
Lease revenue:
Third-party revenue		41,319			41,712
Related-party revenue		25,961			20,443
Product sales revenue:
Related-party revenue		482			-
Total revenue for reportable segments		115,556			106,631
Operating expense, excluding depreciation and amortization		49,229			46,271
Operating margin, excluding depreciation and amortization	$	66,327		$	60,360
Additions to long-lived assets	$	30,068		$	7,841
Total assets (end of period)	$	138,245		$	140,299
Crude Oil Terminalling Services
Service revenue:
Third-party revenue	$	11,928		$	15,365
Intersegment revenue		704			931
Lease revenue:
Third-party revenue		45			-
Total revenue for reportable segments		12,677			16,296
Operating expense, excluding depreciation and amortization		3,899			4,531
Operating margin, excluding depreciation and amortization	$	8,778		$	11,765
Additions to long-lived assets	$	3,394		$	883
Total assets (end of period)	$	68,480		$	65,112
Crude Oil Pipeline Services
Service revenue:
Third-party revenue	$	6,396		$	6,691
Related-party revenue		445			266
Lease revenue:
Third-party revenue		484			-
Product sales revenue:
Third-party revenue		235,428			231,051
Total revenue for reportable segments		242,753			238,008
Operating expense, excluding depreciation and amortization		11,828			10,743
Intersegment operating expense		5,284			6,486
Third-party cost of product sales		126,776			83,319
Related-party cost of product sales		102,469			134,162
Operating margin, excluding depreciation and amortization	$	(3,604	)	$	3,298
Additions to long-lived assets	$	19,654		$	1,854
Total assets (end of period)	$	112,429		$	90,939

	Year ended December 31,
	2018			2019
Crude Oil Trucking Services
Service revenue:
Third-party revenue	$	14,324		$	11,066
Intersegment revenue		4,580			5,555
Lease revenue:
Third-party revenue		219			-
Product sales revenue:
Third-party revenue		10			-
Total revenue for reportable segments		19,133			16,621
Operating expense, excluding depreciation and amortization		19,575			16,211
Operating margin, excluding depreciation and amortization		(442	)		410
Additions to long-lived assets		3,243			2,168
Total assets (end of period)	$	4,150		$	5,590
Total operating margin, excluding depreciation and amortization(1)	$	71,059		$	75,833
Total segment revenues	$	390,119		$	377,556
Elimination of intersegment revenues		(5,284	)		(6,486	)
Consolidated revenues	$	384,835		$	371,070

	Year ended December 31,
	2018			2019
Operating margin (excluding depreciation and amortization)	$	71,059		$	75,833
Depreciation and amortization		(29,359	)		(25,533	)
General and administrative expenses		(15,995	)		(14,095	)
Asset impairment expense		(53,068	)		(2,476	)
Gain on sale of assets		149			453
Other income		-			268
Gain on sale of unconsolidated affiliate		2,225			-
Interest expense		(16,860	)		(15,975	)
Income (loss) before income taxes	$	(41,849	)	$	18,475