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Share-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2023

Share-Based Compensation

Schedule of stock option activity

​

​	​	​	​	​	​	​	​	​	​	​	​
​	​	​									​
​	​	​				​	​				​
​	​	​	​	​		​	Weighted	​	​		​
​	​	​	​	Weighted		​	Average	​	Aggregate		​
​	​	​	​	Average		​	Remaining	​	Intrinsic		​
​		Shares		Price			(Yrs.)		(000’s)
Outstanding at January 1, 2023	​	161,832	​	$	66.20	​	​	​	​	​	​
Exercised	​	(19,011)	​		51.01	​	​	​		​	​
Expired	​	(1,967)	​	​	28.30	​	​	​		​	​
Outstanding at June 30, 2023	​	140,854	​		68.78	​	2.80	​	$	1,034	​
Exercisable at June 30, 2023	​	140,854	​	​	68.78	​	2.80	​	$	1,034	​

Summary of nonvested restricted stock

​

​	​	​	​	​	​	​
​		​		Weighted-
​	​	​	​	Average
​	​	​	​	Grant-Date
Restricted Stock	​	Shares	​	Fair Value
Nonvested at January 1, 2023		50,506	​	$	89.12	​
Vested		(20,849)	​		90.00	​
Forfeited		(2,353)	​		90.00	​
Nonvested at June 30, 2023		27,304	​	$	88.37	​

Summary of nonvested RSUs

​

​	​	​	​	​	​	​
​		​		Weighted-
​	​	​	​	Average
​	​	​	​	Grant-Date
Restricted Stock Units	​	Shares	​	Fair Value
Outstanding at January 1, 2023		940,512	​	$	73.82	​
Granted		371,821	​		74.90	​
Vested	​	(358,784)	​	​	71.93	​
Forfeited	​	(9,577)	​	​	75.99	​
Outstanding at June 30, 2023		943,972	​	$	74.94	​

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Tabular disclosure of the changes in outstanding nonvested shares.

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Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year.

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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.

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