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Note 6 - Royalty Monetizations (Tables)

3 Months Ended

Mar. 31, 2022

Notes Tables

Royalty Financing Obligations [Table Text Block]

		2020 RPI Royalty Agreement				2021 RPI Royalty Agreement				OMERS Royalty Agreement				Total
Balance as of December 31, 2021		$	147,224			$	153,377			$	148,774			$	449,375
Deferred financing costs			−				(34	)			−				(34	)
Non-cash Interest expense on Royalty financing obligations			10,165				6,327				3,157				19,649
Royalty revenues paid and payable			(4,385	)			(380	)			−				(4,765	)
Balance as of March 31, 2022		$	153,004			$	159,290			$	151,931			$	464,225
Effective interest rate			27.3	%			16.5	%			8.5	%

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