Segment Reporting and Geographic Information (Details 1) - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	$ 27,037	$ 30,815
UNITED KINGDOM
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	19,154	22,391
ITALY
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	4,374	5,349
Rest of World [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	$ 3,509	$ 3,075