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Share-Based Compensation Plans (Tables)

6 Months Ended

Jun. 30, 2023

Share-Based Compensation Plans

Schedule of company's stock option activity

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​	​	​	​	​	​	​	​	​	​	​
​	​	​	​	​	​	​	Weighted	​	​	​
​	​	​	​	Weighted		​	Average	​	​	​
​	​	​	​	Average		​	Remaining	​	Aggregate
​	​	​	​	Exercise		​	Contractual	​	Intrinsic
​		Shares		Price			Term (Years)		Value*
Outstanding at December 31, 2022		1,345,369	​	$	25.83				​
Granted		—	​	$	—				​
Exercised		(333,009)	​	$	25.40				​
Forfeited or expired		(3,720)	​	$	27.50				​
Outstanding at June 30, 2023		1,008,640	​	$	25.97		6.1	​	$	2,484,000
Exercisable at June 30, 2023		558,104	​	$	26.92		4.7	​	$	1,106,000

​

*The aggregate intrinsic value of outstanding and exercisable stock options is defined as the difference between the market value of our common stock on June 30, 2023 of $26.69 and the exercise price multiplied by the number of in-the-money outstanding and exercisable stock options.

Schedule of company's restricted stock award

​	​	​	​	​	​	​	​	​	​	​
​	​	​	​	​	​	​	Weighted	​	​	​
​	​	​	​	Weighted		​	Average	​	​	​
​	​	Shares of	​	Average		​	Remaining	​	Aggregate
​	​	Restricted	​	Grant Date		​	Contractual	​	Intrinsic
​		Stock		Fair Value			Term (Years)		Value*
Non-vested at December 31, 2022		71,808	​	$	24.67				​
Issued		—	​	​	—				​
Vested		(150)	​		28.77				​
Forfeited		(775)	​		26.49				​
Non-vested at June 30, 2023		70,883	​	$	24.64		2.2	​	$	1,892,000

​

*The aggregate intrinsic value of non-vested restricted stock was calculated using the market value of our common stock on June 30, 2023 of $26.69 multiplied by the number of non-vested restricted shares outstanding.

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- Definition

Tabular disclosure of the changes in outstanding nonvested restricted stock units.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)
-Publisher FASB
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- Definition

Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.

+ References

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-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)
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-URI https://asc.fasb.org//1943274/2147480429/718-10-50-2

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-Name Accounting Standards Codification
-Section 50
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