Note 11 - Long-term Debt (Detail) - Schedule of Long-Term Debt Pricing	6 Months Ended
	Dec. 31, 2012	Jun. 30, 2012
Loan Price		4.00%
Applicable Unused Fee Rate		0.375%
Ratio I [Member] | Euro Dollar Loans [Member]
Loan Price	3.75%	3.25%
Ratio I [Member] | Base Rate Loans [Member]
Loan Price	1.50%	1.00%
Ratio I [Member]
Applicable Unused Fee Rate	0.375%	0.375%
Ratio II [Member] | Euro Dollar Loans [Member]
Loan Price	3.25%	2.75%
Ratio II [Member] | Base Rate Loans [Member]
Loan Price	1.00%	0.50%
Ratio II [Member]
Applicable Unused Fee Rate	0.375%	0.30%
Ratio III [Member] | Euro Dollar Loans [Member]
Loan Price	2.75%	2.50%
Ratio III [Member] | Base Rate Loans [Member]
Loan Price	0.50%	0.25%
Ratio III [Member]
Applicable Unused Fee Rate	0.30%	0.25%
Ratio IV [Member] | Euro Dollar Loans [Member]
Loan Price	2.50%	2.00%
Ratio IV [Member] | Base Rate Loans [Member]
Loan Price	0.25%	0.00%
Ratio IV [Member]
Applicable Unused Fee Rate	0.25%	0.25%
Ratio V [Member] | Euro Dollar Loans [Member]
Loan Price	2.00%
Ratio V [Member] | Base Rate Loans [Member]
Loan Price	0.00%
Ratio V [Member]
Applicable Unused Fee Rate	0.25%