Summary of Accounting Policies - Schedule of Disaggregation of Revenue (Details) - USD ($)	1 Months Ended	12 Months Ended
	Aug. 31, 2019	Mar. 31, 2020	Mar. 31, 2019
Total Net Sales	$ 1,600,000	$ 38,500,570	$ 44,198,168
Classic Karaoke Machines [Member]
Total Net Sales		27,200,000	23,900,000
Download Karaoke Machines [Member]
Total Net Sales		5,400,000	12,400,000
SMC Kids Toys [Member]
Total Net Sales		900,000	4,000,000
Licensed Products [Member]
Total Net Sales		2,000,000
Music and Accessories [Member]
Total Net Sales		$ 3,000,000	$ 3,900,000