Share-Based Payments (Tables)

3 Months Ended

Mar. 31, 2020

Share-based Payment Arrangement [Abstract]

Summary of shares available for grant and stock option activity

A summary of awards by type and related activity is detailed below.

		Options Outstanding
	Shares Available For Grant	Shares	Weighted- Average Exercise Price
Stock Options:
Balance at January 1, 2020	291,000	—	$	—
Exercised	—	—	$	—
Forfeited	—	—	$	—
Expired	—	—	$	—
Stock options granted	—	—	$	—
Balance at March 31, 2020	291,000	—	$	—

Schedule of activity

	Liability Awards
	SAR		RSU		PSU
Other Share/Unit Awards:
Balance at January 1, 2020	107,517		14,352		19,108
Exercised	(1,372	)	(2,306	)	(4,049	)
Forfeited	(872	)	—		—
Granted	—		—		—
Balance at March 31, 2020	105,273		12,046		15,059

Summary of information about stock options and SARs outstanding

The following table summarizes information about SARs outstanding at March 31, 2020. There were no options outstanding as of March 31, 2020.

	SARs Outstanding
	Number Outstanding		Weighted- Average Remaining Contractual Life	Number Exercisable
Exercise prices:
$132.56	19,118		1.7 years	19,118
$210.22	23,650		3.7 years	19,550
$216.48	11,149		5.9 years	11,149
$311.16	9,897		6.9 years	9,897
$310.55	203		7.1 years	135
$334.34	9,310		7.7 years	6,202
$303.77	11,566		8.7 years	3,848
$252.91	20,380		9.7 years	—
Totals	105,273			69,899
Aggregate intrinsic value (in thousands)	$	754		$	754

Summary of assumptions employed using Black-Scholes option pricing model

In estimating the fair value of the SARs outstanding at March 31, 2020 and December 31, 2019, the Company employed the Black-Scholes option pricing model with assumptions detailed below.

	March 31, 2020		December 31, 2019
Expected term	1.7 to 9.7 years		1.9 to 10.0 years
Expected volatility weighted-average	28.30	%	22.19	%
Expected dividend yield	0.21	%	0.12	%
Risk-free rate weighted-average	0.23	%	1.61	%