XML 31 R36.htm IDEA: XBRL DOCUMENT v2.4.0.8
Restricted Stock Awards - Additional Information (Detail) (USD $)
6 Months Ended
Mar. 31, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Unrecognized compensation cost related to non-vested restricted stock awards $ 74,000
Minimum [Member]
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Vesting periods of restricted stock award 4 years
Maximum [Member]
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Vesting periods of restricted stock award 5 years
Restricted Stock Awards [Member]
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Weighted average period 7 months 6 days