Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jan. 31, 2019	Jul. 31, 2018
Current Assets
Cash and cash equivalents	$ 9,375	$ 12,757
Short-term investments	480	7,124
Accounts receivable, less allowance of $690 and $817 at January 31, 2019 and July 31, 2018, respectively	38,282	33,602
Inventories	28,123	22,521
Prepaid repairs expense	4,116	4,111
Prepaid expenses and other assets	1,924	2,899
Total Current Assets	82,300	83,014
Property, Plant and Equipment
Cost	241,425	236,091
Less accumulated depreciation and amortization	(155,232)	(149,385)
Total Property, Plant and Equipment, Net	86,193	86,706
Other Assets
Goodwill	9,262	9,262
Trademarks and patents, net of accumulated amortization of $283 and $267 at January 31, 2019 and July 31, 2018, respectively	1,298	1,220
Customer list, net of accumulated amortization of $5,918 and $5,540 at January 31, 2019 and July 31, 2018, respectively	1,867	2,245
Deferred income taxes	7,013	7,349
Other	5,204	4,886
Total Other Assets	24,644	24,962
Total Assets	193,137	194,682
Current Liabilities
Current maturities of notes payable	3,083	3,083
Accounts payable	7,882	6,543
Dividends payable	1,680	1,627
Accrued expenses:
Salaries, wages and commissions	4,518	8,974
Trade promotions and advertising	1,132	1,280
Freight	5,302	1,767
Other	7,492	7,675
Total Current Liabilities	31,089	30,949
Noncurrent Liabilities
Notes payable, net of unamortized debt issuance costs of $46 and $60 at January 31, 2019 and July 31, 2018, respectively	3,038	6,107
Deferred compensation	5,664	6,100
Pension and postretirement benefits	16,474	15,906
Other	4,108	3,735
Total Noncurrent Liabilities	29,284	31,848
Total Liabilities	60,373	62,797
Stockholders’ Equity
Additional paid-in capital	39,730	38,473
Retained earnings	158,788	158,935
Stockholders' Equity Attributable to Noncontrolling Interest	5	(18)
Accumulated other comprehensive loss:
Pension and postretirement benefits	(10,093)	(10,384)
Cumulative translation adjustment	(267)	(231)
Total accumulated other comprehensive loss	(10,360)	(10,615)
Less Treasury Stock, at cost (2,924,987 Common and 324,741 Class B shares at January 31, 2019 and 2,914,092 Common and 324,741 Class B shares at July 31, 2018)	(56,480)	(55,946)
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	132,764	131,885
Total Liabilities & Stockholders’ Equity	193,137	194,682
Common Stock
Stockholders’ Equity
Common Stock, Value, Issued	823	809
Common Class B
Stockholders’ Equity
Common Stock, Value, Issued	$ 258	$ 247