CONSOLIDATED BALANCE SHEETS [PARENTHETICAL] (USD $)	Jun. 30, 2011	Dec. 31, 2010	Jun. 30, 2010
Allowances Receivable	$ 0	$ 1,052,862	$ 0
Accumulated Depreciation	$ 18,260,361	$ 17,998,537	$ 17,723,169
Common Stock, Par Value (in dollars per share)	$ 0.30	$ 0.30	$ 0.30
Common Stock, Shares Authorized	2,000,000	2,000,000	2,000,000
Common Stock, Shares Issued	583,094	583,094	583,094
Common Stock, Shares Outstanding	519,600	519,600	519,350
Treasury Stock	63,494	63,494	63,744