Consolidated Balance Sheets Parenthetical (USD $)	Sep. 30, 2012	Sep. 30, 2012	Jun. 30, 2012
Current Assets
Accounts receivable, allowances for doubtful accounts		$ 126,000	$ 157,000
Shareholders' Equity
Common shares, par value (in dollars per share)	1	1	1
Common shares, authorized (in shares)	20,000,000	20,000,000	20,000,000
Common shares, outstanding (in shares)	6,843,122	6,843,122	6,803,941