Condensed Consolidated Balance Sheets (Parentheticals) (USD $) In Thousands, except Share data, unless otherwise specified	Dec. 31, 2011	Jun. 30, 2011
Allowance for doubtful accounts (in Dollars)	$ 1,164	$ 416
Common Class A [Member]
Par Value (in Dollars per share)	$ 1	$ 1
Shares Authorized	20,000,000	20,000,000
Shares Outstanding	5,977,176	5,933,059
Common Class B [Member]
Par Value (in Dollars per share)	$ 1	$ 1
Shares Authorized	10,000,000	10,000,000
Shares Outstanding	782,620	800,868