Annual report pursuant to Section 13 and 15(d)

Income taxes - Schedule of Deferred Tax Assets and Liabilities (Details)

v3.20.2
Income taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($)
$ in Thousands
Sep. 30, 2020
Sep. 30, 2019
Components of deferred tax assets and liabilities    
Costs deductible in future periods $ 24,127 $ 19,133
Deferred revenue 8,054 6,098
Stock compensation 4,140 3,617
Net operating loss carryforwards 252 798
Amortization of goodwill and intangible assets (27,555) (26,338)
Capitalized software (10,076) (8,635)
Accounts receivable - unbilled (11,565) (35,566)
Property and equipment (2,365)  
Property and equipment   515
Prepaid expenses (4,245) (3,645)
Other (3,589) (2,351)
Net deferred tax liabilities $ (22,822) $ (46,374)