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Share-Based Compensation (Tables)
 3 Months Ended
Mar. 31, 2023
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]  
Summary of Company's Stock Option Plan Activity

The following table summarizes the stock option activity for the three months ended March 31, 2023:

Dollars and shares in thousands, except per share amounts

 

Number of Shares

 

 

Weighted-Average Exercise Price
Per Share

 

 

Weighted-Average Remaining Contractual
Life (Years)

 

 

Aggregate Intrinsic Value

 

Options outstanding at January 1, 2023

 

 

527

 

 

$

23.07

 

 

 

 

 

 

 

Granted

 

 

—

 

 

 

—

 

 

 

 

 

 

 

Exercised

 

 

—

 

 

 

—

 

 

 

 

 

 

 

Forfeited

 

 

—

 

 

 

—

 

 

 

 

 

 

 

Expired

 

 

—

 

 

 

—

 

 

 

 

 

 

 

Options outstanding at March 31, 2023

 

 

527

 

 

$

23.07

 

 

 

5.6

 

 

$

2,403

 

Options exercisable at March 31, 2023

 

 

475

 

 

$

22.32

 

 

 

5.4

 

 

$

2,389

 
Summary of Additional Stock Option Information

The following table provides additional stock option information for the periods indicated:

 

 

Three Months Ended
March 31,

 

Dollars in thousands, except per share amounts

 

2023

 

 

2022

 

Weighted-average grant date fair value per share

 

$

—

 

 

$

—

 

Intrinsic value of options exercised

 

$

—

 

 

$

2,142

 

Fair value of stock options that vested

 

$

—

 

 

$

—

 
Award Grant Fair Value Assumptions The following are the weighted-average assumptions for the PRSU grants during the periods indicated below:

 

 

Three Months Ended
March 31,

 

 

 

2023

 

 

2022

 

Expected volatility

 

 

—

 

 

 

39.24

%

Expected dividends

 

 

—

 

 

 

—

 

Risk-free rate

 

 

—

 

 

 

1.05

%

Discount for post-vesting restrictions

 

 

—

 

 

 

11.93

%

 
Summary of PRSU Activity

The following table summarizes PRSU activity during the three months ended March 31, 2023:

Dollars and units in thousands, except per unit amounts

 

Units

 

 

Weighted-Average
Grant Date
Fair Value Per Unit

 

Non-vested units at January 1, 2023

 

 

70

 

 

$

52.07

 

Granted

 

 

—

 

 

 

—

 

Achieved performance adjustment

 

 

—

 

 

 

—

 

Vested

 

 

—

 

 

 

—

 

Forfeited

 

 

—

 

 

 

—

 

Non-vested units at March 31, 2023

 

 

70

 

 

$

52.07

 
Summary of Additional PRSU Information

The following table provides additional PRSU information for the periods indicated:

 

 

Three Months Ended
March 31,

 

Dollars in thousands, except per unit amounts

 

2023

 

 

2022

 

Weighted-average grant date fair value per unit

 

$

—

 

 

$

52.07

 

Fair value of PRSUs that vested

 

$

—

 

 

$

—

 
Summary of RSU Activity

The following table summarizes RSU activity during the three months ended March 31, 2023:

Dollars and units in thousands, except per unit amounts

 

Units

 

 

Weighted-Average
Grant Date
Fair Value Per Unit

 

Non-vested units at January 1, 2023

 

 

108

 

 

$

21.87

 

Granted (target)

 

 

—

 

 

 

—

 

Achieved performance adjustment

 

 

—

 

 

 

—

 

Vested

 

 

—

 

 

 

—

 

Forfeited

 

 

—

 

 

 

—

 

Non-vested units at March 31, 2023

 

 

108

 

 

$

21.87

 
Summary of Additional RSU Information

The following table provides additional RSU information for the periods indicated:

 

 

Three Months Ended
March 31,

 

Dollars in thousands, except per unit amounts

 

2023

 

 

2022

 

Weighted-average grant date fair value per unit

 

$

—

 

 

$

—

 

Fair value of RSUs that vested

 

$

—

 

 

$

—

 
Summary of RSA Activity

The following table summarizes RSA activity during the three months ended March 31, 2023:

Dollars and shares in thousands, except per share amounts

 

Shares

 

 

Weighted-Average
Grant Date
Fair Value Per Share

 

Non-vested shares at January 1, 2023

 

 

198

 

 

$

38.99

 

Granted

 

 

56

 

 

 

51.87

 

Vested

 

 

(3

)

 

 

54.30

 

Forfeited

 

 

—

 

 

 

—

 

Non-vested shares at March 31, 2023

 

 

251

 

 

$

41.68

 
Summary of Additional RSA Information

The following table provides additional RSA information for the periods indicated:

 

 

Three Months Ended
March 31,

 

Dollars in thousands, except per share amounts

 

2023

 

 

2022

 

Weighted-average grant date fair value per share

 

$

51.87

 

 

$

40.13

 

Fair value of RSAs that vested

 

$

154

 

 

$

215