v3.26.1
GOODWILL AND OTHER INTANGIBLE ASSETS (Tables)
9 Months Ended
Jun. 30, 2026
GOODWILL AND OTHER INTANGIBLE ASSETS  
Schedule of intangible assets gross carrying amounts and accumulated amortization from continuing operations

  ​ ​ ​

June 30, 

  ​ ​ ​

September 30, 

(Dollars in thousands)

  ​ ​ ​

2026

  ​ ​ ​

2025

Goodwill

$

760,275

761,931

 

Intangible assets with determinable lives:

 

Patents

 

Gross carrying amount

$

7,918

7,607

Less: accumulated amortization

 

2,161

1,775

Net

$

5,757

5,832

 

Capitalized software

 

Gross carrying amount

$

146,078

138,144

Less: accumulated amortization

 

108,658

100,818

Net

$

37,420

37,326

 

Customer relationships

 

Gross carrying amount

$

619,890

625,535

Less: accumulated amortization

 

188,725

159,543

Net

$

431,165

465,992

 

Other

 

Gross carrying amount

$

76,401

76,991

Less: accumulated amortization

 

48,506

24,829

Net

$

27,895

52,162

Intangible assets with indefinite lives:

 

Trade names

$

162,213

162,661

Schedule of carrying amount of goodwill attributable to each business segment

(Dollars in millions)

  ​ ​ ​

A&D

  ​ ​ ​

Test

  ​ ​ ​

USG

  ​ ​ ​

Total

Balance as of September 30, 2025

$

334.0

 

67.8

 

360.1

 

761.9

Acquisition activity and other

5.1

5.1

Foreign currency translation

(3.0)

(0.9)

(2.8)

(6.7)

Balance as of June 30, 2026

$

336.1

 

66.9

 

357.3

 

760.3