CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2020	Sep. 30, 2019
Current assets:
Cash and cash equivalents	$ 65,466	$ 31,038
Accounts receivable, less allowance for doubtful accounts of $441 and $602 at September 30, 2019 and June 30, 2020, respectively	52,285	76,979
Inventories	263,885	258,802
Income taxes receivable	5,071	1,757
Other current assets	3,816	3,297
Total current assets	390,523	371,873
Property, plant and equipment, net	162,634	169,966
Deferred income taxes	31,669	34,132
Other assets	9,263	7,756
Goodwill	4,789	4,789
Other intangible assets, net	5,134	5,284
Total assets	604,012	593,800
Current liabilities:
Accounts payable	19,986	34,497
Accrued expenses	17,710	18,833
Income taxes payable	279
Accrued pension and postretirement benefits	4,250	4,250
Revolving credit facilities	30,000
Deferred revenue-current portion	2,500	2,500
Total current liabilities	74,725	60,080
Long-term obligations (less current portion) (Note 15)	8,573	8,609
Deferred revenue (less current portion)	13,454	15,329
Deferred income taxes	2,052	2,016
Operating lease liabilities	1,984
Accrued pension benefits (less current portion)	96,879	101,812
Accrued postretirement benefits (less current portion)	111,221	109,679
Total liabilities	308,888	297,525
Commitments and contingencies (Note 7)
Stockholders' equity:
Common stock, $0.001 par value (40,000,000 shares authorized, 12,566,969 and 12,615,830 shares issued and 12,513,500 and 12,556,921 shares outstanding at September 30, 2019 and June 30, 2020, respectively)	13	13
Preferred stock, $0.001 par value (20,000,000 shares authorized, 0 shares issued and outstanding)
Additional paid-in capital	256,754	253,843
Accumulated earnings	129,408	125,296
Treasury stock, 53,469 shares at September 30, 2019 and 58,909 shares at June 30, 2020	(2,437)	(2,239)
Accumulated other comprehensive loss	(88,614)	(80,638)
Total stockholders' equity	295,124	296,275
Total liabilities and stockholders' equity	$ 604,012	$ 593,800