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Note 7 - Share-based Compensation - RSU and PSA Activity (Details) - Restricted Stock Units and Performance Stock Awards [Member]

9 Months Ended

Sep. 30, 2019

$ / shares

shares

Unvested RSUs and PSAs (in shares) | shares

39,992

^[1]

Unvested RSUs and PSAs (in dollars per share) | $ / shares

$ 19.97

RSUs and PSAs granted (in shares) | shares

86,701

^[1]

RSUs and PSAs granted (in dollars per share) | $ / shares

$ 23.56

Unvested RSUs and PSAs canceled (in shares) | shares

(1,531)

^[1]

Unvested RSUs and PSAs canceled (in dollars per share) | $ / shares

$ 23.56

PSAs vested (2) (in shares) | shares

(39,992)

^[1],[2]

PSAs vested (2) (in dollars per share) | $ / shares

$ 19.97

^[2]

Unvested RSUs and PSAs (in shares) | shares

85,170

^[1]

Unvested RSUs and PSAs (in dollars per share) | $ / shares

$ 23.56

[1]	The number of PSAs disclosed in this table are at the target level of 100%.
[2]	The PSAs vested on March 29, 2019; the actual number of common shares that were issued was determined by multiplying the PSAs by a payout percentage of 0% as the performance-based conditions were not achieved.

X

- Definition

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

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iv)(3)
-URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901

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X

- Definition

Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

+ References

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-SubTopic 10
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-Paragraph 2
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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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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.

+ References

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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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