The number of share-based compensation awards that have been released during the period.

No definition available.

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- Definition

The number of options that have been made available for vesting during the period.

+ References

No definition available.

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- Definition

Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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- Definition

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).

+ References

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- Definition

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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- Definition

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

+ References

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- Definition

The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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- Definition

Gross number of share options (or share units) granted during the period.

+ References

No definition available.

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Number of options outstanding, including both vested and non-vested options.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
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- Definition

Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

+ References

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- Definition

Number of non-vested options outstanding.

+ References

No definition available.

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- Definition

Weighted average grant-date fair value of non-vested options outstanding.

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No definition available.

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Number of options vested.

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- Definition

Number of share options (or share units) exercised during the current period.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Note 14 - Employee Benefits - Activities Under All Plans (Details) - $ / shares	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Weighted average exercise price (in dollars per share)	$ 11.21
Unvested options (in shares)	0
Options Exercised (in shares)			(15,000)
Shares available for grant (in shares)	365,742
Granted (in shares)	0	0	0
Restricted Stock [Member]
Unvested restricted shares outstanding (in shares)	21,484
Share-based Payment Arrangement, Option [Member]
Options outstanding (in shares)	34,229
The 2009 Plan [Member]
Shares available for grant (in shares)	0	0	0
Weighted average exercise price (in dollars per share)		$ 11.21	$ 11.21	$ 9.25
Unvested options (in shares)	0	0	11,410	22,820
Unvested options, weighted average grant date fair value (in dollars per share)			$ 4.04	$ 4.04
Vested (in shares)	0	0	0
Vested (in shares)	0	11,410	11,410
Unvested options vested (in shares)	0	(11,410)	(11,410)
Shares available for grant (in shares)	0	0	0
The 2009 Plan [Member] \| Granted January 31, 2017 [Member]
Granted (Year)			3 years
The 2009 Plan [Member] \| Restricted Stock [Member]
Unvested restricted shares outstanding (in shares)	3,102	7,340	14,881
Vested (in shares)	(3,102)	(4,238)	(7,541)
Unvested restricted shares outstanding (in shares)	0	3,102	7,340
Vested (in shares)	(3,102)	(4,238)	(7,541)
The 2009 Plan [Member] \| Share-based Payment Arrangement, Option [Member]
Options outstanding (in shares)	34,229	34,229	49,229
Vested (in shares)	0	0	0
Unvested options vested (in shares)	0	0	0
Options outstanding (in shares)	34,229	34,229	34,229
The 2017 Plan [Member]
Shares available for grant (in shares)	388,971	404,456	415,292
Unvested options (in shares)	0	0	0	0
Shares available for grant (in shares)	365,742	388,971	404,456
Options outstanding (in shares)	0
The 2017 Plan [Member] \| Granted January 23, 2018 [Member]
Granted (in shares)			(10,044)
Granted (Year)		3 years
The 2017 Plan [Member] \| Granted April 24, 2018 [Member]
Granted (in shares)			(792)
Granted (Year)		1 year
The 2017 Plan [Member] \| Granted May 5, 2017 [Member]
Granted (Year)			1 year
The 2017 Plan [Member] \| Granted January 22, 2019 [Member]
Granted (in shares)		(12,971)
Granted (Year)	3 years
The 2017 Plan [Member] \| Granted April 23, 2019 [Member]
Granted (in shares)		(2,514)
Granted (Year)	2 years
The 2017 Plan [Member] \| Granted January 28, 2020 [Member]
Granted (in shares)	(10,650)
The 2017 Plan [Member] \| Granted April 23, 2020 [Member]
Granted (in shares)	(9,000)
The 2017 Plan [Member] \| Granted April 28, 2020 [Member]
Granted (in shares)	(3,579)
Granted (Year)	1 year
The 2017 Plan [Member] \| Restricted Stock [Member]
Unvested restricted shares outstanding (in shares)	14,787	7,224	2,280
Vested (in shares)	(8,789)	(2,760)	(2,280)
Unvested restricted shares outstanding (in shares)	21,484	14,787	7,224
Vested (in shares)	(8,789)	(2,760)	(2,280)
The 2017 Plan [Member] \| Restricted Stock [Member] \| Granted January 23, 2018 [Member]
Granted (in shares)			6,696
The 2017 Plan [Member] \| Restricted Stock [Member] \| Granted April 24, 2018 [Member]
Granted (in shares)			528
The 2017 Plan [Member] \| Restricted Stock [Member] \| Granted January 22, 2019 [Member]
Granted (in shares)		8,647
The 2017 Plan [Member] \| Restricted Stock [Member] \| Granted April 23, 2019 [Member]
Granted (in shares)		1,676
The 2017 Plan [Member] \| Restricted Stock [Member] \| Granted January 28, 2020 [Member]
Granted (in shares)	7,100
The 2017 Plan [Member] \| Restricted Stock [Member] \| Granted April 23, 2020 [Member]
Granted (in shares)	6,000
The 2017 Plan [Member] \| Restricted Stock [Member] \| Granted April 28, 2020 [Member]
Granted (in shares)	2,386
The 2017 Plan [Member] \| Share-based Payment Arrangement, Option [Member]
Options outstanding (in shares)	0	0	0
Options outstanding (in shares)	0	0	0
The 2017 Plan [Member] \| Share-based Payment Arrangement, Option [Member] \| Granted January 23, 2018 [Member]
Granted (in shares)			0
The 2017 Plan [Member] \| Share-based Payment Arrangement, Option [Member] \| Granted April 24, 2018 [Member]
Granted (in shares)			0
The 2017 Plan [Member] \| Share-based Payment Arrangement, Option [Member] \| Granted January 22, 2019 [Member]
Granted (in shares)		0
The 2017 Plan [Member] \| Share-based Payment Arrangement, Option [Member] \| Granted April 23, 2019 [Member]
Granted (in shares)		0
The 2017 Plan [Member] \| Share-based Payment Arrangement, Option [Member] \| Granted January 28, 2020 [Member]
Granted (in shares)	0
The 2017 Plan [Member] \| Share-based Payment Arrangement, Option [Member] \| Granted April 23, 2020 [Member]
Granted (in shares)	0
The 2017 Plan [Member] \| Share-based Payment Arrangement, Option [Member] \| Granted April 28, 2020 [Member]
Granted (in shares)	0