Note 13 - Debt (Details) (USD $)	1 Months Ended	12 Months Ended	2 Months Ended	10 Months Ended
	Nov. 22, 2011	Jun. 30, 2013	Jun. 30, 2013 Funded Debt to EBTIDA [Member]	Jun. 30, 2013 Funded Debt to EBTIDA [Member]	Jun. 30, 2013 Capital Expenditures [Member]	Jun. 30, 2013 Debt Service Coverage Ratio [Member]	Jun. 30, 2013 Cash and Liquid Investments [Member]	Jun. 30, 2013 Three Standby Letters of Credit [Member]
Note 13 - Debt (Details) [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity		$ 23,000,000
Debt Instrument, Basis Spread on Variable Rate		1.50%
Line of Credit Facility, Interest Rate During Period		1.95%
Line of Credit Facility, Covenant Terms			the Company further amended the agreement to adjust the current funded debt to EBITDA ratio from 1.45 to 1, to 2.25 to 1 for the fourth quarter of fiscal 2013 and the first quarter of fiscal 2014. Thereafter, and through the end of the agreement on April 30, 2015, the funded debt to EBITDA covenant reverts to 1.45 to 1	funded debt to EBITDA, excluding non-cash and retirement benefit expenses ("maximum leverage"), cannot exceed 1.45 to 1; 2) annual capital expenditures cannot exceed $15.0 million; 3) maintain a Debt Service Coverage Rate of a minimum of 1.25 to 1	annual capital expenditures cannot exceed $15.0 million; 3) maintain a Debt Service Coverage Rate of a minimum of 1.25 to 1 and 4) maintain consolidated cash plus liquid investments of not less than $10.0 million	maintain a Debt Service Coverage Rate of a minimum of 1.25 to 1	maintain consolidated cash plus liquid investments of not less than $10.0 million at any time
Debt Instrument, Face Amount	15,500,000
Term Loan Number of Years	10 years
Debt Instrument, Interest Rate, Stated Percentage	4.50%
Line of Credit Facility, Periodic Payment	160,640
Line of Credit Facility, Amount Outstanding		11,900,000
Line of Credit Facility, Commitment Fee Percentage		0.25%
Letters of Credit Outstanding, Amount								600,000
Line of Credit Facility, Current Borrowing Capacity		22,400,000
Line of Credit Facility, Remaining Borrowing Capacity		$ 10,500,000