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Note 7 - Affiliates Balances (Tables)

9 Months Ended

Sep. 30, 2020

Notes Tables

Schedule of Related Party Transactions [Table Text Block]

(In thousands)		September 30, 2020				December 31, 2019
Due from affiliates:
Sonatide (Angola)		$	45,627			$	89,246
DTDW (Nigeria)			20,065				36,726
			65,692				125,972
Due to affiliates:
Sonatide (Angola)		$	33,290			$	31,475
DTDW (Nigeria)			20,065				18,711
			53,355				50,186
Net due from affiliates		$	12,337			$	75,786

Schedule of Amounts Due From Affiliate [Table Text Block]

		Nine Months
		Ended
(In thousands)		September 30, 2020
Due from Sonatide at December 31, 2019		$	89,246
Revenue earned by the company through Sonatide			34,378
Less amounts received from Sonatide			(27,761	)
Less amounts used to offset due to Sonatide obligations (A)			(8,145	)
Affiliate credit loss impairment expense			(41,500	)
Other			(591	)
Total due from Sonatide at September 30, 2020		$	45,627

Schedule of Amoutns Due to Affiliate [Table Text Block]

		Nine Months
		Ended
(In thousands)		September 30, 2020
Due to Sonatide at December 31, 2019		$	31,475
Plus additional commissions payable to Sonatide			3,240
Plus amounts paid by Sonatide on behalf of the company			6,763
Less amounts used to offset due from Sonatide obligations (A)			(8,145	)
Other			(43	)
Total due to Sonatide at September 30, 2020		$	33,290

Equity Method Investments [Table Text Block]

		Three Months Ended								Nine Months Ended
		September 30, 2020				September 30, 2019				September 30, 2020				September 30, 2019
Revenues of Angolan operations (in thousands)		$	10,660			$	11,534			$	35,086			$	41,194
Percent of consolidated vessel revenues			12	%			10	%			12	%			11	%
Number of company owned vessels in Angola			24				31				26				33
Number of stacked company owned vessels in Angola			8				14				9				14

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+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571

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