SHARE-BASED PAYMENT (Details) (USD $)	9 Months Ended	3 Months Ended	9 Months Ended	3 Months Ended	9 Months Ended	3 Months Ended	9 Months Ended		3 Months Ended		9 Months Ended
	Jun. 30, 2013	Jun. 30, 2013 Restricted Stock Units (RSUs) [Member] Annual Meeting 2012 [Member]	Jun. 30, 2013 Restricted Stock Units (RSUs) [Member] Annual Meeting 2012 [Member]	Jun. 30, 2013 Restricted Stock Units (RSUs) [Member] Annual Meeting 2013 [Member]	Jun. 30, 2013 Restricted Stock Units (RSUs) [Member] Annual Meeting 2013 [Member]	Jun. 30, 2013 Amended And Restated 2004 Stock Incentive Plan [Member]	Jun. 30, 2013 Amended And Restated 2004 Stock Incentive Plan [Member] In and After August 2010 [Member]	Jun. 30, 2013 Amended And Restated 2004 Stock Incentive Plan [Member] Prior to August 2010 [Member]	Jun. 30, 2013 Amended And Restated 2004 Stock Incentive Plan [Member] Stock Options [Member]	Jun. 30, 2012 Amended And Restated 2004 Stock Incentive Plan [Member] Stock Options [Member]	Jun. 30, 2013 Amended And Restated 2004 Stock Incentive Plan [Member] Stock Options [Member]	Jun. 30, 2012 Amended And Restated 2004 Stock Incentive Plan [Member] Stock Options [Member]	Jun. 30, 2013 Amended And Restated 2004 Stock Incentive Plan [Member] Stock Options [Member] In and After August 2010 [Member]	Jun. 30, 2012 Amended And Restated 2004 Stock Incentive Plan [Member] Stock Options [Member] In and After August 2010 [Member]	Jun. 30, 2013 Amended And Restated 2004 Stock Incentive Plan [Member] Restricted Stock Units (RSUs) [Member] Annual Meeting 2012 [Member]	Mar. 31, 2012 Amended And Restated 2004 Stock Incentive Plan [Member] Restricted Stock Units (RSUs) [Member] Annual Meeting 2012 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period							4 years	5 years
Percentage of shares vesting on the first anniversary of the grant date (in hundredths)							25.00%	20.00%
Additional shares vesting each month until the fourth anniversary							1/48th
Expiration period from grant date							10 years	10 years
Percentage of shares vesting on each of the first five anniversaries of the grant date (in hundredths)								20.00%
Common stock available for future issuance under the Plan						1,137,358
Weighted-average assumptions we used to calculate fair value of share-based options using the Black-Scholes model [Abstract]
Expected period that options will be outstanding (in years)									5 years	5 years	5 years	5 years
Interest rate (based on U.S. Treasury yields at time of grant) (in hundredths)									0.75%	0.78%	0.64%	0.92%
Volatility (in hundredths)									46.35%	48.71%	48.03%	48.76%
Dividend yield (in hundredths)									0.00%	0.00%	0.00%	0.00%
Weighted-average fair value of options granted (in dollars per share)									$ 2.31	$ 1.98	$ 2.20	$ 1.56
Weighted-average intrinsic value of options exercised									$ 8,000	$ 0	$ 54,000	$ 0
Shares under option [Abstract]
Options outstanding at September 30, 2012 (in shares)													3,160,000
Granted (in shares)						11,750							374.65
Exercised (in shares)														(89)
Forfeitures or expirations (in shares)													(240,000)
Options outstanding at March 31, 2013 (in shares)													3,206,000
Options vested and expected to vest at March 31, 2013 (in shares)													2,779,000
Options exercisable at March 31, 2013 (in shares)													1,803,000
Weighted-average Exercise Price [Abstract]
Options outstanding at September 30, 2012 (in dollars per share)													$ 5.72
Granted (in dollars per share)													$ 5.27
Exercised (in dollars per share)													$ 4.99
Forfeitures or expirations (in dollars per share)													$ 8.19
Options outstanding at March 31, 2013 (in dollars per share)													$ 5.72
Options vested and expected to vest at March 31, 2013 (in dollars per share)													$ 5.83
Options exercisable at March 31, 2013 (in dollars per share)													$ 6.36
Weighted-average Remaining contractual term [Abstract]
Options outstanding at March 31, 2013													7 years 1 month 6 days
Options vested and expected to vest at March 31, 2013													7 years 5 months 23 days
Options exercisable at March 31, 2013													6 years 2 months 5 days
Aggregate intrinsic value [Abstract]
Stock Issued During Period, Value, Stock Options Exercised													54,000
Options outstanding at March 31, 2013													5,032,000
Options vested and expected to vest at March 31, 2013													4,228,000
Options exercisable at March 31, 2013													2,284,000
Stock-based compensation expense		9,000	351,000	90,000	90,000				300,000	300,000	1,100,000	700,000
Aggregate purchase price											442
Unrecognized compensation cost related to stock options									2,200,000		2,200,000
Weighted-average period for recognition of compensation cost											2 years 3 months 18 days
Restricted stock units granted annually (in shares)															9,000
Restricted stock units awards outstanding [Abstract]
Total restricted stock units awarded															54,000
Vesting date																Apr. 05, 2014
Number of restricted stock units considered for cash payment (in shares)			9,000
Expense related to the restricted stock unit awards [Abstract]
Expense recognized		9,000	351,000	90,000	90,000				300,000	300,000	1,100,000	700,000
Expense to be recognized through vesting date	$ 351,000