Note 18 - Subsequent Events	12 Months Ended
Dec. 31, 2019
Notes to Financial Statements
Subsequent Events [Text Block]	*NOTE 18.* SUBSEQUENT EVENTS** We have evaluated all events or transactions that occurred after December 31, 2019. During this period, up to the filing date, we did not identify any subsequent events, other than the payment of the cash dividend disclosed in Note 11, Stockholders' Equity and Stock Incentive Plans, the effects of which would require disclosure or adjustment to our financial position or results of operations.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-URI http://asc.fasb.org/topic&trid=2122774

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