CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) - USD ($)	3 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
OPERATING ACTIVITIES:
Net loss	$ (2,538,883)	$ (5,351,483)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	268,764	203,785
Stock-based compensation	176,402	967,317
Bad debt expense	51,344	7,714
Amortization of debt discount and beneficial conversion feature	200,382	423,562
Interest expense on conversion of notes payable	17,225	1,023,134
Changes in operating assets and liabilities:
Accounts receivable	126,579	(247,306)
Prepaid expenses and other assets	363,512	(226,021)
Inventory	(892,419)	(363,901)
Change in deposits and other assets	0	186,742
Accounts payable	(603,190)	(118,669)
Accrued expenses	141,771	185,997
Income taxes payable	57,392	0
Net cash used in operating activities	(2,631,121)	(3,309,129)
INVESTING ACTIVITIES:
Purchase of property and equipment	(218,647)	(2,648,106)
Acquisition of intangible assets	(39,027)	0
Net cash used in investing activities	(257,674)	(2,648,106)
FINANCING ACTIVITIES:
Proceeds from issuance of common stock and warrant exercises	745,975	3,495,669
Proceeds from non-controlling interest	0	3,800,000
Proceeds from convertible note payable	2,500,000	0
Brokerage fees for issuance of common stock and warrants	(91,104)	0
Fees for issuance of convertible note	(175,000)	0
Principal payments on debt and finance lease obligations	(177,522)	(258,697)
Net cash provided by financing activities	2,802,349	7,036,972
Net change in cash and cash equivalent	(86,446)	1,079,737
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	227,758	3,579,700
CASH AND CASH EQUIVALENTS AT END OF PERIOD	141,312	4,659,437
Non-cash transactions:
Stock issued to upon conversion of long-term note payable	170,000	1,334,949
Property capitalized under operating leases	213,218	0
Depreciation capitalized in inventory	148,353	128,591
Induced dividend from warrant exercises	$ 74,400	$ 2,772,766