Annual report pursuant to Section 13 and 15(d)

Note 8 - Leases (Detail)

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Note 8 - Leases (Detail) (USD $)
12 Months Ended 192 Months Ended 252 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2010
Jun. 30, 2033
Jun. 30, 2033
Operating Leases, Rent Expense, Sublease Rentals $ 900,000 $ 900,000 $ 1,700,000 $ 1,900,000 $ 2,200,000 $ 1,656,000 $ 1,621,000 $ 957,000 $ 1,700,000 $ 9,300,000
Deferred Rent Credit           11,600,000 11,900,000      
Lease Incentive Receivable           $ 2,300,000 $ 2,700,000