Additions

Balance at

Balance

Charged to

Balance at

Beginning

Acquired from

Costs and

Other

End of

Description

of Period

Acquisition

Expenses

Accounts

Deductions

Period

(In thousands)

Allowance for doubtful accounts for the year ended April 30:

2021

$

1,190

$

—

$

82

$

—

$

(677)

$

595

2022

$

595

$

5

$

52

$

—

$

(60)

$

592

2023

$

592

$

—

$

124

$

—

$

(560)

$

156

Warranty reserve for the year ended April 30:

2021

$

2,015

$

—

$

1,650

$

—

$

(1,324)

$

2,341

2022

$

2,341

$

256

$

1,089

$

—

$

(1,496)

$

2,190

2023

$

2,190

$

—

$

3,052

$

—

$

(1,600)

$

3,642

Reserve for inventory excess and obsolescence for the year ended April 30:

2021

$

10,232

$

1,415

$

1,178

$

—

$

(2,536)

$

10,289

2022

$

10,289

$

1,561

$

2,271

$

—

$

(1,787)

$

12,334

2023

$

12,334

$

—

$

8,136

$

—

$

(5,265)

$

15,205

Reserve for self-insured medical claims for the year ended April 30:

2021

$

753

$

—

$

11,329

$

—

$

(10,789)

$

1,293

2022

$

1,293

$

—

$

14,724

$

—

$

(14,364)

$

1,653

2023

$

1,653

$

—

$

13,863

$

—

$

(14,133)

$

1,383