CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2023	Sep. 30, 2022
Current assets:
Cash and cash equivalents	$ 12,931	$ 8,440
Accounts receivable, less allowance for credit losses of $428 and $858 at September 30, 2022 and June 30, 2023, respectively	87,745	94,912
Inventories	411,697	357,556
Income taxes receivable	3,437
Other current assets	3,245	3,514
Total current assets	519,055	464,422
Property, plant and equipment, net	141,919	142,772
Deferred income taxes	6,764	5,680
Other assets	9,933	9,723
Goodwill	4,789	4,789
Other intangible assets, net	5,750	4,909
Total assets	688,210	632,295
Current liabilities:
Accounts payable	56,145	54,886
Accrued expenses	17,066	19,294
Income taxes payable	613	828
Accrued pension and postretirement benefits	3,371	3,371
Deferred revenue-current portion	2,500	2,500
Total current liabilities	79,695	80,879
Revolving credit facilities - Long-term	98,665	74,721
Long-term obligations (less current portion)	7,648	7,848
Deferred revenue (less current portion)	5,954	7,829
Deferred income taxes	3,315	3,103
Operating lease liabilities	370	576
Accrued pension benefits (less current portion)	16,573	21,090
Accrued postretirement benefits (less current portion)	62,489	60,761
Total liabilities	274,709	256,807
Commitments and contingencies
Stockholders' equity:
Common stock, $0.001 par value (40,000,000 shares authorized, 12,854,773 and 13,124,401 shares issued and 12,479,741 and 12,731,838 shares outstanding at September 30, 2022 and June 30, 2023, respectively)	13	13
Preferred stock, $0.001 par value (20,000,000 shares authorized, 0 shares issued and outstanding)
Additional paid-in capital	276,831	266,193
Accumulated earnings	155,450	135,040
Treasury stock, 375,032 shares at September 30, 2022 and 392,563 shares at June 30, 2023	(15,591)	(14,666)
Accumulated other comprehensive loss	(3,202)	(11,092)
Total stockholders' equity	413,501	375,488
Total liabilities and stockholders' equity	$ 688,210	$ 632,295