Quarterly report pursuant to Section 13 or 15(d)

Restricted Investments - Summary of Debt Securities (Details)

v3.22.4
Restricted Investments - Summary of Debt Securities (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Sep. 30, 2022
Debt Securities, Available-for-Sale [Line Items]    
Amortized Cost $ 7,257 $ 7,432
Gross Unrealized Gains 0 0
Gross Unrealized Losses 520 566
Fair Value 6,737 6,866
Corporate debt securities    
Debt Securities, Available-for-Sale [Line Items]    
Amortized Cost 2,611 2,797
Gross Unrealized Gains 0 0
Gross Unrealized Losses 213 260
Fair Value 2,398 2,537
U.S. government securities    
Debt Securities, Available-for-Sale [Line Items]    
Amortized Cost 2,492 2,622
Gross Unrealized Gains 0 0
Gross Unrealized Losses 133 141
Fair Value 2,359 2,481
Municipal government securities    
Debt Securities, Available-for-Sale [Line Items]    
Amortized Cost 1,149 1,151
Gross Unrealized Gains 0 0
Gross Unrealized Losses 97 96
Fair Value 1,052 1,055
Agency backed securities    
Debt Securities, Available-for-Sale [Line Items]    
Amortized Cost 1,005 862
Gross Unrealized Gains 0 0
Gross Unrealized Losses 77 69
Fair Value $ 928 $ 793