Note 7 - Goodwill And Other Intangible Assets (Details) (USD $)	3 Months Ended	6 Months Ended			6 Months Ended	3 Months Ended
	Dec. 31, 2012	Dec. 31, 2012	Dec. 31, 2013	Jun. 30, 2013	Dec. 31, 2012 LSI Virticus [Member]	Sep. 30, 2013 Lighting Control System Intellectual Property [Member]
Note 7 - Goodwill And Other Intangible Assets (Details) [Line Items]
Goodwill			$ 10,508,000	$ 10,508,000	$ 2,413,000
Goodwill, Impairment Loss	2,141,000	2,141,000			2,141,000
Goodwill Impairment Percentage					89.00%
Payments to Acquire Intangible Assets						$ 268,000
Finite-Lived Intangible Asset, Useful Life						9 years