XML 55 R38.htm IDEA: XBRL DOCUMENT v3.21.2
Goodwill (Tables)
 12 Months Ended
Sep. 30, 2021
Goodwill And Intangible Assets Disclosure [Abstract]  
Schedule of Goodwill

The changes in the carrying amount of goodwill for the year ended September 30, 2021 are as follows (in thousands):

 

 

 

Semiconductor

 

 

Material and Substrate

 

 

Net Goodwill

 

Goodwill

 

$

5,905

 

 

$

728

 

 

$

6,633

 

Accumulated impairment losses

 

 

—

 

 

 

—

 

 

 

—

 

Balance at September 30, 2020

 

 

5,905

 

 

 

728

 

 

 

6,633

 

Goodwill acquired during 2021

 

 

—

 

 

 

4,535

 

 

 

4,535

 

Impairment of goodwill

 

 

—

 

 

 

—

 

 

 

—

 

Balance at September 30, 2021

 

$

5,905

 

 

$

5,263

 

 

$

11,168

 

Goodwill

 

$

5,905

 

 

$

5,263

 

 

$

11,168

 

Accumulated impairment losses

 

 

—

 

 

 

—

 

 

 

—

 

Balance at September 30, 2021

 

$

5,905

 

 

$

5,263

 

 

$

11,168