Property and Equipment, net (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Sep. 30, 2018
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 129,794	$ 133,314
Less: accumulated depreciation and amortization	(94,200)	(87,607)
Property, plant and equipment, net	35,594	45,707
Short-Term Leasehold Property [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	361	361
Video Lottery Terminal [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	118,914	121,760
Computer Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	8,741	8,685
Plant and Machinery [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 1,778	$ 2,508