Quarterly report pursuant to Section 13 or 15(d)

Restricted Stock Awarded Outside the 2013 Stock Incentive Plan - Additional Information (Details)

v3.20.1
Restricted Stock Awarded Outside the 2013 Stock Incentive Plan - Additional Information (Details) - USD ($)
3 Months Ended 6 Months Ended
May 03, 2016
Mar. 31, 2020
Mar. 31, 2019
Mar. 31, 2020
Mar. 31, 2019
Sep. 30, 2019
Sep. 30, 2018
May 01, 2018
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage       100.00%        
General and Administrative Expense [Member]                
Allocated Share-based Compensation Expense   $ 146,000 $ 88,000 $ 188,000 $ 360,000      
Restricted Stock [Member]                
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period 2,000,000              
Restricted Stock [Member] | General and Administrative Expense [Member]                
Allocated Share-based Compensation Expense   $ 0 $ 0 $ 0 $ 0      
Restricted Stock Units (RSUs) [Member]                
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period       0 0      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number   0 0 0 0 0 1,767,000 1,767,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period       0 1,767,000