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Consolidated Statements of Stockholders' Equity (Parentheticals) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Mar. 31, 2018
Retained Earnings [Member]
Dividends paid, per share (in dollars per share)	$ 0.64	$ 0.64	$ 0.64
Common Stock Including Additional Paid in Capital [Member]
Proceeds from issuance of common stock, issuance costs	$ 5,568
Allocated costs and taxes	$ 8,338

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- Definition

The amount of cash paid for the costs of a debt conversion.

+ References

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- Definition

Amount of decrease in additional paid in capital (APIC) resulting from direct costs associated with issuing stock. Includes, but is not limited to, legal and accounting fees and direct costs associated with stock issues under a shelf registration.

+ References

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Aggregate dividends paid during the period for each share of common stock outstanding.

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