XML 65 R52.htm IDEA: XBRL DOCUMENT v3.6.0.2
Share-Based Compensation - 1998 Stock-Based Incentive Compensation Plan (Details) - USD ($)
 12 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2014
Share-based compensation      
Share-based compensation expense $ 251,000 $ 466,000 $ 810,000
Options      
Outstanding at the beginning of the period (in shares) 645,168    
Outstanding at the end of the period (in shares) 589,168 645,168  
1998 Plan      
Share-based compensation      
Number of shares of common stock reserved for awards 3,389,000    
Share-based compensation expense $ 0 $ 0 $ 0
1998 Plan | Options      
Share-based compensation      
Unrecognized compensation cost, related to non-vested stock options $ 0    
Options      
Outstanding at the beginning of the period (in shares) 53,000 62,000 144,500
Granted (in shares) 0 0 0
Exercised (in shares)     (12,000)
Cancelled (in shares) (23,000) (9,000) (70,500)
Outstanding at the end of the period (in shares) 30,000 53,000 62,000
Vested and expected to vest (in shares) 30,000    
Options exercisable at the end of the period (in shares) 30,000    
Weighted Average Exercise Price      
Outstanding at the beginning of the period (in dollars per share) $ 8.83 $ 9.91 $ 12.79
Granted (in dollars per share) 0.00 0.00 0.00
Exercised (in dollars per share)     7.40
Cancelled (in dollars per share) 12.17 16.25 16.25
Outstanding at the end of the period (in dollars per share) 6.27 8.83 $ 9.91
Vested and expected to vest (in dollars per share) 6.27    
Options exercisable at the end of the period (in dollars per share) 6.27    
Aggregate Intrinsic Value      
Exercised (in dollars)     $ 8,604
Intrinsic value of options granted (in dollars per share) $ 0 $ 0 $ 0