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Commitments and Contingencies (Details) - USD ($)
$ in Thousands
Dec. 31, 2016
Sep. 30, 2016
Commitments and Contingencies [Abstract]    
Maximum recorded liability of deferred annuities $ 142 $ 144
Minimum rental commitments under non-cancelable leases [Abstract]    
2017 524  
2018 643  
2019 602  
2020 503  
2021 475  
Thereafter 2,101  
Total overdraft facility $ 1,100