XML 33 R11.htm IDEA: XBRL DOCUMENT v3.25.3
Cash, Cash Equivalents and Marketable Securities
 12 Months Ended
Sep. 30, 2025
Cash and Cash Equivalents [Abstract]  
Cash, Cash Equivalents and Marketable Securities Cash, Cash Equivalents and Marketable Securities
The following is a summary of cash, cash equivalents and marketable securities at September 30, 2025 and 2024: 
 September 30, 2025September 30, 2024
 Amortized
Cost		Fair ValueAmortized
Cost		Fair Value
 (In thousands)
Cash and Cash Equivalents:
     Cash$134,130 $134,130 $142,768 $142,768 
     Money market funds6 6 731 731 
     Bank time deposits— — 7,168 7,168 
        Total$134,136 $134,136 $150,667 $150,667 
Marketable Securities:
     Marketable securities$40,603 $54,625 $36,044 $45,289 
The assets included in marketable securities represent long-term marketable equity securities held under a supplemental retirement and savings plan for certain officers and senior management employees, which are distributed upon termination or retirement of the employees. These investments are treated as trading securities and recorded at fair value.