Summary of Intangible Assets and Accumulated Amortization (Detail)	Jan. 31, 2019 USD ($)
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 10,001,869
Accumulated Amortization	(7,771,321)
Net	2,230,548
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	6,753,321
Accumulated Amortization	(6,753,321)
Net	0
Non-compete agreements
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	1,018,000
Accumulated Amortization	(1,018,000)
Net	0
State gaming registration
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	368,548
Accumulated Amortization	0
Net	368,548
Trade names
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	1,862,000
Accumulated Amortization	0
Net	$ 1,862,000