Income Taxes (Details Textual) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Jun. 30, 2020
Operating Loss Carryforwards [Line Items]
Income tax (benefit) expense	$ (2,282)	$ 498
Profit before tax	$ 1,834	$ 1,276
Effective income tax rate percentage	(124.00%)	39.00%	18.90%
Income Tax Expense (Benefit) On Pretax Income	$ 700
Effective Income Tax Rate Reconciliation, Percent Of Pretax Income	36.00%
Possible reduction in long-term tax obligations	$ 100
Tax Years 2019 and 2020
Operating Loss Carryforwards [Line Items]
Income tax (benefit) expense	(2,700)
Tax Year 2019
Operating Loss Carryforwards [Line Items]
Income tax (benefit) expense		$ 100
Foreign Tax Authority | Her Majesty's Revenue and Customs (HMRC)
Operating Loss Carryforwards [Line Items]
Increase in UK corporate tax rate	$ (200)