Stock-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2022

Share-based Payment Arrangement [Abstract]

Activity in Stock Award Plans

The activity in the Stock Plan is displayed in the following table:

Authorized Shares Available for Future Award Grants	Three Months Ended March 31, 2022	From Inception to March 31, 2022
Beginning balance	1,317,819	1,900,000
Additional shares authorized	—	2,150,000
Number of awards granted	(88,746)	(3,539,502)
Number of awards forfeited or expired	24,107	742,682
Ending balance	1,253,180	1,253,180
Number of option awards exercised	5,400	1,487,373
Number of unrestricted stock awards granted	—	10,090
Number of restricted stock awards vested	31,740	249,601

The activity in the Director Stock Plan is displayed in the following table:

Authorized Shares Available for Future Award Grants	Three Months Ended March 31, 2022	From Inception to March 31, 2022
Beginning balance	144,352	300,000
Additional authorization	—	150,000
Number of awards granted	—	(332,378)
Number of awards forfeited or expired	—	26,730
Ending balance	144,352	144,352
Number of option awards exercised	—	142,001
Number of restricted stock awards vested	—	98,491

Remaining Stock-Based Compensation Expense

We expect this compensation to be recognized over the remainder of 2022 and subsequent years according to the table below, except with respect to awards that are accelerated by the Board of Directors, in which case we will recognize any remaining compensation expense in the period in which the awards are accelerated.

2022	$	1,988
2023	1,968
2024	826
2025	85
2026	—
Total	$	4,867