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Note 13 - Equity (Details Textual) - USD ($) $ in Thousands, shares in Millions	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Jan. 25, 2021	Feb. 10, 2020
Stock Repurchase Program, Authorized Amount	$ 31,900		$ 40,000	$ 20,000
Stock Repurchase Program, Remaining Authorized Repurchase Amount				$ 2,500
Treasury Stock, Shares, Acquired (in shares)	0.5	1.4
Treasury Stock, Value, Acquired, Cost Method	$ 8,118	$ 17,515

X

- Definition

Amount of stock repurchase plan authorized.

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Amount remaining of a stock repurchase plan authorized.

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- Definition

Number of shares that have been repurchased during the period and are being held in treasury.

+ References

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Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.

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