Note 11 - Stock Compensation - MRP Stock Awards (Details) - Management Recognition Plan [Member] - $ / shares	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018
Outstanding and non-vested at beginning of year (in shares)	3,060
Outstanding and non-vested at beginning of year, weighted average grant date fair value (in dollars per share)	$ 13.19
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period	2,520	5,250
Granted, weighted average grant date fair value (in dollars per share)	$ 13.75	$ 13.19
Vested and transferred to recipients (in shares)	(3,135)	(2,190)
Vested and transferred to recipients, weighted average grant date fair value (in dollars per share)	$ 13.63	$ 13.19
Outstanding and non-vested at end of year (in shares)	2,445	3,060
Outstanding and non-vested at end of year, weighted average grant date fair value (in dollars per share)	$ 13.19	$ 13.19

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(iii)(1)
-URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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