Summary of Significant Accounting Policies - Schedule of Disaggregates Gross Revenue by Significant Geographic Area (Details) - USD ($)	3 Months Ended		9 Months Ended
	Oct. 31, 2020	Oct. 31, 2019	Oct. 31, 2020	Oct. 31, 2019
Total revenue	$ 9,898,991	$ 9,267,036	$ 31,384,394	$ 24,731,305
Northeast [Member]
Total revenue	3,304,422	3,174,637	10,558,410	8,266,248
Southeast [Member]
Total revenue	2,894,971	2,570,289	8,863,856	5,982,856
Midwest [Member]
Total revenue	1,204,936	1,061,847	3,819,765	3,607,441
West [Member]
Total revenue	1,475,143	1,543,411	4,381,561	4,241,811
Southwest [Member]
Total revenue	$ 1,137,460	$ 1,168,340	$ 4,209,831	$ 3,078,240