Unrealized
Gain (Loss) on
Available-for-
Sale-Securities

Net Unrealized
(Loss) Gain on
Retirement Plan (2)

Change in Cumulative
Foreign Currency
Translation Adjustment

Total

Affected Line items in the
Consolidated Statements of
Income

Balance January 1, 2022, net of tax

$

(142

)

$

(18,019

)

$

(74

)

$

(18,235

)

Other comprehensive (loss) gain 
   before reclassification

(7,745

)

5,971

(480

)

(2,254

)

Reclassification to net income (1)

—

2,037

—

2,037

Selling, general and administrative,
research and development and
cost of sales

Change during period

(7,745

)

8,008

(480

)

(217

)

Balance December 31, 2022, net of tax

(7,887

)

(10,011

)

(554

)

(18,452

)

Other comprehensive gain 
   before reclassification

8,745

7,207

418

16,370

Reclassification to net income (1)

—

996

—

996

Selling, general and administrative,
research and development and
cost of sales

Change during period

8,745

8,203

418

17,366

Balance December 31, 2023, net of tax

858

(1,808

)

(136

)

(1,086

)

Other comprehensive gain (loss)
   before reclassification

411

(559

)

(82

)

(230

)

Reclassification to net income (1)

—

261

—

261

Selling, general and administrative,
research and development and
cost of sales

Change during period

411

(298

)

(82

)

31

Balance December 31, 2024, net of tax

$

1,269

$

(2,106

)

$

(218

)

$

(1,055

)