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Note 7 - Affiliates Balances (Tables)

3 Months Ended

Mar. 31, 2022

Notes Tables

Schedule of Related Party Transactions [Table Text Block]

(In Thousands)
		March 31, 2022				December 31, 2021
Due from affiliates:
Angolan joint venture (Sonatide)		$	—			$	49,011
Nigerian joint venture (DTDW)			21,191				21,123
			21,191				70,134
Due to affiliates:
Sonatide		$	—			$	40,432
DTDW			21,191				21,123
			21,191				61,555
Net due from affiliates		$	—			$	8,579

Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed [Table Text Block]

(In Thousands)

Assets
Current assets		$	12,894
Net properties and equipment and other assets			2,908
Total assets			15,802
Liabilities
Current liabilities			283
Other liabilities			2,996
Total liabilities			3,279

Net assets acquired			11,223
Bargain purchase gain		$	1,300