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Note 10 - Indebtedness (Tables)

12 Months Ended

Mar. 31, 2020

Notes Tables

Convertible Debt [Table Text Block]

		March 31, 2020				March 31, 2019
Principal outstanding		$	172,500			$	--
Unamortized debt discount			(28,205	)			--
Unamortized debt issuance costs			(4,017	)			--
Net carrying value		$	140,278			$	--

		March 31, 2020				March 31, 2019
Amount allocated to conversion option		$	31,073			$	--
Less: allocated issuance costs and deferred taxes			(8,338	)			--
Equity component, net		$	22,735			$	--

Interest Expense on Convertible Debt [Table Text Block]

		Year Ended March 31,
		2020				2019
Coupon interest expense at 1.375%		$	1,502			$	--
Amortization of debt discounts and issuance costs			3,314				--
Total		$	4,816			$	--

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