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Stock-based compensation (Tables)
9 Months Ended
Sep. 30, 2022
Executive Officers  
Schedule of Unvested Restricted Stock Units Roll Forward

(Not in thousands)

Shares

 

Weighted-Average Grant Date Fair Value

Non-vested at December 31, 2020

358,512

$

41.23

Granted

191,479

 

69.38

Performance Shares Quantity Adjustment

54,306

 

54.21

Vested

(273,974)

 

55.11

Forfeited

(8,440)

 

43.48

Non-vested at December 31, 2021

321,883

$

47.98

Granted

194,791

 

84.29

Performance Shares Quantity Adjustment

9,255

 

55.51

Vested

(234,482)

 

67.22

Forfeited

(1,625)

 

78.86

Non-vested at September 30, 2022

289,822

$

56.93

Directors  
Schedule of Unvested Restricted Stock Units Roll Forward

(Not in thousands)

 

Restricted Stock units

 

Weighted-Average Grant Date Fair Value per Unit

Non-vested at December 31, 2020

$

-

$

-

Granted

 

20,638

 

78.20

Vested

 

(20,638)

 

78.20

Forfeited

 

-

 

-

Non-vested at December 31, 2021

$

-

$

-

Granted

 

24,409

 

77.62

Vested

 

(24,409)

 

77.62

Forfeited

 

-

 

-

Non-vested at September 30, 2022

$

-

$

-