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Stock-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2021

Share-based Payment Arrangement [Abstract]

Schedule of unvested restricted stock awards

The following tables summarize the unvested restricted stock awards at December 31, 2021, 2020 and 2019.

						Years Ended December 31,
						2021												2020												2019
Performance Awards						Shares						Weighted- Average  Grant  Date Fair Value						Shares						Weighted- Average Grant Date  Fair Value						Shares						Weighted- Average Grant Date  Fair Value
Unvested at beginning						90,642						$	49.11					58,780						$	57.74					98,958						$	54.76
Issued						51,564						42.97						44,741						40.19						43,145						55.76
Forfeited						(580)						60.45						(8,586)						54.89						(65,589)						55.25
Vested						(23,058)						60.45						(4,293)						62.70						(17,734)						45.50
Unvested at end						118,568						$	44.71					90,642						$	49.11					58,780						$	57.74

						Years Ended December 31,
						2021												2020												2019
Time Vested Awards						Shares						Weighted- Average Grant Date  Fair Value						Shares						Weighted- Average Grant Date  Fair Value						Shares						Weighted- Average Grant Date  Fair Value
Unvested at beginning						218,031						$	45.89					110,714						$	57.84					173,721						$	58.93
Issued						179,624						47.63						176,252						42.51						112,636						55.76
Forfeited						(8,489)						47.38						(18,385)						50.06						(44,600)						58.73
Vested						(88,374)						48.10						(50,550)						58.76						(131,043)						57.20
Unvested at end						300,792						$	46.24					218,031						$	45.89					110,714						$	57.84

Schedule of activity of stock options

Below is a summary of stock option activity for the twelve months ended December 31, 2021, 2020 and 2019. The information excludes restricted stock units and awards.

			Years Ended December 31,
			2021												2020												2019
			Shares						Weighted- Average Exercise  Price						Shares						Weighted- Average Exercise Price						Shares						Weighted- Average Exercise  Price
Beginning balance			5,789						$	36.96					6,589						$	19.99					34,123						$	14.69
Issued			—						—						2,500						47.95						—						—
Exercised			—						—						(3,300)						11.40						(26,784)						12.42
Forfeited			—						—						—						—						(750)						49.08
Ending balance			5,789						$	36.96					5,789						$	36.96					6,589						$	19.99
Exercisable end of year			4,122						$	32.51					3,289						$	28.60					6,214						$	18.18

Schedule of cash proceeds, tax benefits and intrinsic value related to total stock options exercised

The fair value of each stock option grant is estimated on the date of grant using the Black-Scholes option pricing model with the assumptions shown in the table below used for the grants during 2020.

						Year Ended December 31, 2020
Expected volatility						42.3		%
Weighted-Average volatility						42.3		%
Expected dividends						—
Expected term (in years)						6.5
Risk-free rate						1.67		%
Weighted-average fair value (grant date)						$	21.06

Cash proceeds, tax benefits and intrinsic value related to total stock options exercised is as follows:

						Years Ended December 31,
(dollars in thousands)						2021						2020						2019
Proceeds from stock options exercised						$	—					$	63					$	332
Tax benefits realized from stock compensation						—						24						50
Intrinsic value of stock options exercised						—						91						1,022

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Tabular disclosure of cash received from exercise of stock options and similar instruments granted under share-based payment arrangements and tax benefit from exercise of stock options.

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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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