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Note 7 - Accounting for Share-based Payment Arrangement Compensation	3 Months Ended
	Mar. 31, 2020
Notes to Financial Statements
Share-based Payment Arrangement [Text Block]	(7) Accounting for Share-based Payment Arrangement Compensation We account for share-based payment arrangements in accordance with Financial Accounting Standards Board, or FASB, Accounting Standards Codification, or ASC, 718, Compensation – Stock Compensation. During the first three months of 2020, there were no significant changes to the structure of our stock-based award plans. Pre-tax compensation expense related to stock options and performance unit awards recorded in the first three months of 2020 and 2019 was $246,000 and $366,000, respectively.

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- Definition

The entire disclosure for share-based payment arrangement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-URI http://asc.fasb.org/topic&trid=2228938

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- References

No definition available.

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