Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jan. 31, 2014	Jul. 31, 2013
Current Assets
Cash and cash equivalents	$ 12,082	$ 24,035
Restricted cash	500	0
Short-term investments	7,100	18,459
Accounts receivable, less allowance of $683 and $641 at January 31, 2014 and July 31, 2013, respectively	37,022	31,148
Inventories	22,734	20,723
Deferred income taxes	3,540	3,986
Prepaid repairs expense	3,288	3,458
Prepaid expenses and other assets	3,087	1,563
Total Current Assets	89,353	103,372
Property, Plant and Equipment
Cost	188,915	184,137
Less accumulated depreciation and amortization	(119,956)	(118,082)
Total Property, Plant and Equipment, Net	68,959	66,055
Other Assets
Goodwill	8,553	5,162
Trademarks and patents, net of accumulated amortization of $439 and $427 at January 31, 2014 and July 31, 2013, respectively	661	581
Debt issuance costs, net of accumulated amortization of $488 and $455 at January 31, 2014 and July 31 2013, respectively	277	309
Licensing agreements and non-compete agreements, net of accumulated amortization of $1,986 and $1,861 at January 31, 2014 and July 31, 2013, respectively	253	378
Customer list, net of accumulated amortization of $255 at January 31, 2014	7,530	0
Deferred income taxes	2,740	2,164
Other	5,534	5,538
Total Other Assets	25,548	14,132
Total Assets	183,860	183,559
Current Liabilities
Current maturities of notes payable	3,500	3,500
Accounts payable	7,699	6,483
Dividends payable	1,242	1,236
Accrued expenses:
Salaries, wages and commissions	4,674	9,087
Trade promotions and advertising	3,188	2,824
Freight	2,480	2,154
Other	6,344	6,163
Total Current Liabilities	29,127	31,447
Noncurrent Liabilities
Notes payable	18,900	22,400
Deferred compensation	8,976	8,569
Pension and postretirement benefits	16,778	16,362
Other	2,021	1,843
Total Noncurrent Liabilities	46,675	49,174
Total Liabilities	75,802	80,621
Stockholders’ Equity
Additional paid-in capital	32,446	31,317
Restricted unearned stock compensation	(2,277)	(1,824)
Retained earnings	137,422	132,750
Accumulated other comprehensive income:
Unrealized gain on marketable securities	84	86
Pension and postretirement benefits	(5,495)	(5,608)
Cumulative translation adjustment	193	487
Total accumulated other comprehensive loss	(5,218)	(5,035)
Less Treasury Stock, at cost (2,915,893 Common and 324,741 Class B shares at January 31, 2014 and 2,914,567 Common and 324,741 Class B shares at July 31, 2013)	(55,344)	(55,296)
Total Stockholders’ Equity	108,058	102,938
Total Liabilities & Stockholders’ Equity	183,860	183,559
Common Stock
Stockholders’ Equity
Common Stock, par value $.10 per share	789	787
Common Class B
Stockholders’ Equity
Common Stock, par value $.10 per share	$ 240	$ 239