OTHER INCOME, NET (Details) (USD $)	3 Months Ended		9 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Related Party Transaction [Line Items]
Interest income	$ 135,000	$ 73,000	$ 389,000	$ 323,000
Unrealized gains on trading securities	0	19,000	0	220,000
Other expense, net	(283,000)	(8,000)	(489,000)	(393,000)
Other income, net	362,000	696,000	1,546,000	1,985,000
RSO [Member]
Related Party Transaction [Line Items]
RSO dividend income	$ 510,000	$ 612,000	$ 1,646,000	$ 1,835,000