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Pension Plan (Details Narrative) - USD ($)
$ in Thousands
6 Months Ended 12 Months Ended
Mar. 31, 2017
Sep. 30, 2017
Defined Benefit Plan Disclosure [Line Items]    
Contributions by employer $ 1,600  
Scenario, Forecast [Member]    
Defined Benefit Plan Disclosure [Line Items]    
Pension contributions   $ 3,200
Contributions by employer   $ 1,600