Quarterly report pursuant to Section 13 or 15(d)

Contracts with Customers - Contract Liabilities (Details)

v3.20.2
Contracts with Customers - Contract Liabilities (Details) - USD ($)
$ in Thousands
Jun. 30, 2020
Sep. 30, 2019
Capitalized Contract Cost [Line Items]    
Contract liabilities $ 1,645 $ 1,378
Customer deposits    
Capitalized Contract Cost [Line Items]    
Contract liabilities $ 1,645 $ 1,378