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Stock-Based Compensation (Tables)
12 Months Ended
Apr. 30, 2023
Summary of Time Based Restricted Stock Unit Activity

The following table summarizes the time-based restricted stock unit activity during fiscal years 2023, 2022, and 2021:

 

 

 

2023

 

 

2022

 

 

2021

 

 

 

Shares

 

 

Shares

 

 

Shares

 

outstanding at beginning of year

 

 

210,284

 

 

 

174,295

 

 

 

44,399

 

granted

 

 

119,687

 

 

 

37,991

 

 

 

129,896

 

vested (1)

 

 

(32,799

)

 

 

 

 

 

 

forfeited

 

 

(11,346

)

 

 

(2,002

)

 

 

 

outstanding at end of year

 

 

285,826

 

 

 

210,284

 

 

 

174,295

 

 

(1) During fiscal 2023, time-based restricted stock units totaling 32,799 vested at a fair value of $167,000, or $5.10 per share.

Summary of Assumptions Used to Determine Fair Value of Performance Based Restricted Stock Units

The following table provides assumptions used to determine the fair market value of the market-based total shareholder return component using the Monte Carlo simulation model on our outstanding performance-based restricted stock units granted to senior executives on August 10, 2022, and July 22, 2021:

 

 

August 10,

 

 

July 22,

 

 

 

2022

 

 

2021

 

Closing price of our common stock

 

$

5.06

 

 

$

14.75

 

Expected volatility of our common stock

 

 

48.2

%

 

 

54.2

%

Expected volatility of peer companies (1)

 

41.6% - 105.1%

 

 

45.7% - 101.5%

 

Risk-free interest rate

 

 

3.13

%

 

 

0.33

%

Dividend yield

 

 

0.00

%

 

 

3.00

%

Correlation coefficient of peer companies (1)

 

0.05 - 0.23

 

 

0.03 - 0.35

 

 

 

 

 

 

 

 

 

(1)
The expected volatility and correlation coefficient of our peer companies for the August 10, 2022, and July 22, 2021, grant dates were based on peer companies that were approved by the Compensation Committee of our board of directors as an aggregate benchmark for determining the market-based total shareholder return component. Therefore, we disclosed ranges of the expected volatility and correlation coefficient for the companies that represented this peer group.
Summary of Grants of Common Stock to Outside Directors

The following table summarizes information related to our grants of common stock to our outside directors during fiscal 2023, 2022, and 2021:

 

 

 

Common

 

 

(1)

 

 

 

 

 

Stock

 

 

Price Per

 

 

Vesting

Date of Grant

 

Awarded

 

 

Share

 

 

Period

April 3, 2023 - Fiscal 2023

 

 

15,832

 

 

$

5.29

 

 

Immediate

January 3, 2023 - Fiscal 2023

 

 

17,819

 

 

$

4.70

 

 

Immediate

October 3, 2022 - Fiscal 2023

 

 

18,326

 

 

$

4.57

 

 

Immediate

July 1, 2022 - Fiscal 2023

 

 

19,753

 

 

$

4.24

 

 

Immediate

April 1, 2022 - Fiscal 2022

 

 

10,562

 

 

$

7.93

 

 

Immediate

January 3, 2022 - Fiscal 2022

 

 

8,357

 

 

$

10.02

 

 

Immediate

October 1, 2021 - Fiscal 2022

 

 

6,426

 

 

$

13.03

 

 

Immediate

July 1, 2021 - Fiscal 2022

 

 

4,312

 

 

$

16.24

 

 

Immediate

April 1, 2021 - Fiscal 2021

 

 

4,467

 

 

$

15.67

 

 

Immediate

January 4, 2021 - Fiscal 2021

 

 

4,563

 

 

$

15.34

 

 

Immediate

October 1, 2020 - Fiscal 2021

 

 

5,193

 

 

$

13.48

 

 

Immediate

July 1, 2020 - Fiscal 2021

 

 

7,000

 

 

$

10.00

 

 

Immediate

 

(1)
Price per share represents closing price of our common stock on the date of grant.
Performance Based Restricted Stock Units [Member]  
Summary of Vested Performance Based Restricted Stock Units

The following table summarizes information related to our performance-based restricted stock units that vested during fiscal 2023, 2022, and 2021:

 

 

 

 

 

 

(3)

 

 

(4)

 

 

 

 

Common

 

 

Weighted

 

 

Weighted

 

 

 

 

Stock Shares

 

 

Average

 

 

Average Price

 

 

Fiscal Year

 

Vested

 

 

Fair Value

 

 

Per Share

 

 

Fiscal 2023 (1)

 

 

545

 

 

$

3

 

 

$

5.10

 

 

Fiscal 2023 (2)

 

 

437

 

 

$

2

 

 

$

5.10

 

 

Fiscal 2022 (1)

 

 

5,051

 

 

$

87

 

 

$

17.14

 

 

Fiscal 2022 (2)

 

 

5,812

 

 

$

100

 

 

$

17.14

 

 

Fiscal 2021 (1)

 

 

3,277

 

 

$

33

 

 

$

9.96

 

 

Fiscal 2021 (2)

 

 

3,710

 

 

$

37

 

 

$

9.96

 

 

 

(1)
Performance-based restricted stock units vested for senior executives.
(2)
Performance-based restricted stock units vested for key employees.
(3)
Dollar amounts are in thousands.
(4)
Price per share is derived from the closing prices of our common stock on the dates the respective performance-based restricted stock units vested.
Senior Executives and Management [Member] | Time-Based Restricted Stock Units [Member]  
Summary of Grants of Time-Based Restricted Stock Unit Awards

The following table summarizes information related to our grants of time-based restricted stock unit awards associated with certain senior executives and key members of management during fiscal years 2023, 2022, and 2021:

 

 

 

 

 

 

(1)

 

 

 

 

 

Restricted

 

 

Price

 

 

Vesting

Date of Grant

 

Stock Awarded

 

 

Per Share

 

 

Period

September 6, 2022

 

 

37,671

 

 

$

4.58

 

 

1 to 3 years

August 10, 2022

 

 

82,016

 

 

$

5.06

 

 

3 years

July 22, 2021

 

 

37,991

 

 

$

14.75

 

 

3 years

August 6, 2020

 

 

129,896

 

 

$

11.01

 

 

3 years

 

(1)
Price per share represents closing price of our common stock on the date the respective award was granted.
Executive officers and key employees [Member]  
Summary of Grants of Performance Based Restricted Stock Units

The following table summarizes information related to our grants of performance-based restricted stock units associated with certain senior executives and key employees that were unvested as of April 30, 2023:

 

 

 

 

 

 

(4)

 

 

 

 

 

 

 

 

 

(3)

 

 

Restricted

 

 

 

 

 

 

 

 

 

Restricted Stock

 

 

Stock Units

 

 

 

 

 

 

 

 

 

Stock Units

 

 

Expected to

 

 

Price Per

 

 

 

Vesting

Date of Grant

 

Awarded

 

 

Vest

 

 

Share

 

 

 

Period

August 10, 2022 (1)

 

 

178,714

 

 

 

 

 

$

5.77

 

(5)

 

3 years

July 22, 2021 (1)

 

 

122,476

 

 

 

 

 

$

15.93

 

(6)

 

3 years

July 22, 2021 (2)

 

 

20,500

 

 

 

 

 

$

14.75

 

(7)

 

3 years

 

(1)
Performance-based restricted stock units awarded to certain senior executives.
(2)
Performance-based restricted stock units awarded to key employees.
(3)
Amounts represent the maximum number of common stock shares that could be earned if certain performance targets are met, as defined in the related restricted stock unit award agreements.
(4)
Compensation cost is based on an assessment each reporting period to determine the probability of whether or not certain performance targets will be met and how many shares are expected to be earned as of the end of the vesting period. These amounts represent the number of shares that are expected to vest as of April 30, 2023.
(5)
Price per share represents the fair market value per share ($1.14 per $1, or an increase of $0.71 to the closing price of our common stock on the date of grant) determined using the Monte Carlo simulation model for the market-based total shareholder return component and the closing price of our common stock ($5.06) for the performance-based component of the performance-based restricted stock units granted to senior executives on August 10, 2022.
(6)
Price per share represents the fair market value per share ($1.08 per $1, or an increase of $1.18 to the closing price of our common stock on the date of grant) determined using the Monte Carlo simulation model for the market-based total shareholder return
component and the closing price of our common stock ($14.75) for the performance-based component of the performance-based restricted stock units granted to certain senior executives on July 22, 2021.
(7)
Price per share represents the closing price of our common stock on the date of grant.