STOCK COMPENSATION - RESTRICTED STOCK AND PERFORMANCE SHARE GRANTS (Tables)

3 Months Ended

Mar. 31, 2022

Share-based Payment Arrangement [Abstract]

Summary of Performance Share Grants with Performance Conditions

The following is a summary of the Company’s Performance Condition Grants as of the three months ended March 31, 2022:

Performance Condition Grants
Threshold performance	—
Target performance	453,747
Maximum performance	342,411

Summary of Stock Grant Activity

The following is a summary of the Company’s stock grant activity, both time and performance share grants, assuming target achievement for outstanding performance grants for the three months ended March 31, 2022:

	March 31, 2022
Stock Grants Outstanding Beginning of Period at Target Achievement	683,645
New Stock Grants/Additional Shares due to Achievement in Excess of Target	60,078
Vested Grants	(128,893)
Expired/Forfeited Grants	(14,291)
Stock Grants Outstanding End of Period at Target Achievement	600,539

Summary of Assumptions Used to Determine The Price of Market-Based Performance Condition Grants

The following is a summary of the assumptions used to determine the price for the Company’s market-based Performance Condition Grants for the three months ended March 31, 2022:

($ in thousands except for share prices)
Grant date	12/12/2019	03/11/2020	12/11/2020	03/18/2021	12/16/2021	03/17/2022
Vesting end	12/31/2022	12/31/2022	12/31/2023	03/18/2024	12/16/2024	03/17/2025
Share price at target achievement	$18.80	$16.36	$17.07	$20.02	$21.58	$20.43
Expected volatility	17.28%	18.21%	29.25%	30.30%	31.29%	31.54%
Risk-free interest rate	1.69%	0.58%	0.19%	0.33%	0.92%	2.13%
Simulated Monte Carlo share price	$11.95	$5.87	$15.59	$18.82	$21.48	$21.75
Shares granted	6,327	81,716	3,628	10,905	3,536	13,338
Total fair value of award	$76	$480	$57	$205	$76	$290

Summary of Stock Compensation Costs for Employee and NDSI Plans

The following table summarizes stock compensation costs for the Company's 1998 Stock Incentive Plan, or the Employee Plan, and NDSI Plan for the following periods:

($ in thousands)	Three Months Ended March 31,
Employee Plan:	2022		2021
Expensed	$	1,067	$	1,146
Capitalized	170		(10)
	1,237		1,136
NDSI Plan - Expensed	152		130
Total Stock Compensation Costs	$	1,389	$	1,266