Leases (Details 1) - USD ($)	Sep. 30, 2020	Mar. 31, 2020
Operating leases:
Operating lease right-of-use assets	$ 19,946,821	$ 21,711,376
Current portion of operating lease liabilities	1,056,181	981,090
Long-term operating lease liabilities	16,500,499	$ 19,049,575
Total operating lease liabilities	$ 17,556,680
Weighted average remaining lease term, Operating leases	2 years 10 months 25 days
Weighted average discount rate, Operating leases	4.19%