Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Apr. 30, 2012	Jul. 31, 2011
Current Assets
Cash and cash equivalents	$ 25,649	$ 17,885
Investment in short-term securities	9,043	15,837
Accounts receivable, less allowance of $638 and $607 at April 30, 2012 and July 31, 2011, respectively	30,495	29,217
Inventories	19,389	19,230
Deferred income taxes	1,193	1,193
Prepaid repairs expense	3,952	3,782
Prepaid expenses and other assets	2,443	4,672
Total Current Assets	92,164	91,816
Property, Plant and Equipment
Cost	178,218	189,279
Less accumulated depreciation and amortization	(111,840)	(121,251)
Total Property, Plant and Equipment, Net	66,378	68,028
Other Assets
Goodwill	5,162	5,162
Trademarks and patents, net of accumulated amortization of $401 and $381 at April 30, 2012 and July 31, 2011, respectively	569	589
Debt issuance costs, net of accumulated amortization of $392 and $333 at April 30, 2012 and July 31 2011, respectively	404	463
Licensing agreements and non-compete agreements, net of accumulated amortization of $1,548 and $1,361 at April 30, 2012 and July 31, 2011, respectively	690	878
Deferred income taxes	1,948	2,107
Other	4,623	4,350
Total Other Assets	13,396	13,549
Total Assets	171,938	173,393
Current Liabilities
Current maturities of notes payable	3,800	3,600
Accounts payable	6,576	6,369
Dividends payable	1,134	1,129
Accrued expenses:
Salaries, wages and commissions	5,363	4,143
Trade promotions and advertising	3,870	2,270
Freight	1,693	2,135
Other	4,777	6,834
Total Current Liabilities	27,213	26,480
Noncurrent Liabilities
Notes payable	25,900	29,700
Deferred compensation	7,444	7,196
Pension and postretirement benefits	13,419	13,235
Other	1,543	1,484
Total Noncurrent Liabilities	48,306	51,615
Total Liabilities	75,519	78,095
Stockholders’ Equity
Additional paid-in capital	29,570	29,213
Restricted unearned stock compensation	(2,422)	(2,446)
Retained Earnings	124,119	121,388
Accumulated Other Comprehensive Income:
Unrealized gain on marketable securities	78	71
Pension and postretirement benefits	(5,140)	(5,315)
Cumulative translation adjustment	641	799
Less Treasury Stock, at cost (2,730,947 Common and 324,741 Class B shares at April 30, 2012 and 2,642,387 Common and 324,741 Class B shares at July 31, 2011)	(51,442)	(49,424)
Total Stockholders’ Equity	96,419	95,298
Total Liabilities & Stockholders’ Equity	171,938	173,393
Common Stock
Stockholders’ Equity
Common Stock, par value $.10 per share	777	775
Common Class B
Stockholders’ Equity
Common Stock, par value $.10 per share	$ 238	$ 237