September 30, 2024

September 30, 2023

Gross
Carrying
Value

Accumulated
Amortization

Net
Carrying
Amount

Gross
Carrying
Value

Accumulated
Amortization

Net
Carrying
Amount

Intangible assets with finite lives:

Customer relationships and contracts:

Aerospace

$

281,683

$

(246,152

)

$

35,531

$

281,683

$

(236,143

)

$

45,540

Industrial

399,030

(114,391

)

284,639

378,804

(90,084

)

288,720

Total

$

680,713

$

(360,543

)

$

320,170

$

660,487

$

(326,227

)

$

334,260

Intellectual property:

Aerospace

$

—

$

—

$

—

$

—

$

—

$

—

Industrial

3,139

(3,139

)

—

3,139

(3,139

)

—

Total

$

3,139

$

(3,139

)

$

—

$

3,139

$

(3,139

)

$

—

Process technology:

Aerospace

$

44,570

$

(40,346

)

$

4,224

$

44,570

$

(39,551

)

$

5,019

Industrial

87,257

(35,983

)

51,274

83,456

(31,709

)

51,747

Total

$

131,827

$

(76,329

)

$

55,498

$

128,026

$

(71,260

)

$

56,766

Other intangibles:

Aerospace

$

—

$

—

$

—

$

—

$

—

$

—

Industrial

592

(592

)

—

554

(524

)

30

Total

$

592

$

(592

)

$

—

$

554

$

(524

)

$

30

Intangible asset with indefinite life:

Trade name:

Aerospace

$

—

$

—

$

—

$

—

$

—

$

—

Industrial

64,751

—

64,751

61,307

—

61,307

Total

$

64,751

$

—

$

64,751

$

61,307

$

—

$

61,307

Total intangibles:

Aerospace

$

326,253

$

(286,498

)

$

39,755

$

326,253

$

(275,694

)

$

50,559

Industrial

554,769

(154,105

)

400,664

527,260

(125,456

)

401,804

Consolidated Total

$

881,022

$

(440,603

)

$

440,419

$

853,513

$

(401,150

)

$

452,363