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Accrued Liabilities
 12 Months Ended
Sep. 30, 2022
Payables and Accruals [Abstract]  
Accrued Liabilities Accrued LiabilitiesAccrued liabilities at September 30 consist of:
20222021
Accrued employee compensation and benefits$2,705 $4,075 
Accrued workers’ compensation912 888 
Contract liabilities807 236 
Other accrued liabilities1,444 1,672 
Total accrued liabilities$5,868 $6,871