Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)	3 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 4,155,659	$ 3,282,111
Adjustments to reconcile net income to net cash provided by operating activities:
(Gain) Loss on sale of marketable securities	(36,460)	10,828
Loss on sale of property and equipment	2,073	1,661
Change in inventory reserves	(4,087)	91,547
Change in accounts receivable reserves	(180,022)	(45,628)
Depreciation and amortization	2,033,286	1,495,401
Amortization of debt issuance costs	73,467	0
Impairment of investment	814,558	0
Change in cash surrender value of life insurance	20,803	(15,782)
Gain on settlement of bankruptcy	(4,509,302)	0
Gain on bargain purchase	(34,244)	(1,983,777)
Change in warranty reserve	335,632	(980)
Unrealized loss on marketable securities	6,105	322,477
Unrealized gain on interest rate swap	0	(97,337)
Change in operating assets and liabilities:
Accounts receivable	(4,254,064)	29,564
Notes receivable and other non-trade receivables	(2,046,291)	(2,221,930)
Inventories	2,374,836	11,319,597
Prepaid expense and other assets	677,015	288,286
Accounts payable	2,801,237	3,942,185
Accrued expenses	3,898,519	(1,982,397)
Income taxes payable/receivable	(835,646)	205,583
Non-current liabilities	94,482	75,525
Total adjustments	1,231,897	11,434,823
Net cash provided by operating activities	5,387,556	14,716,934
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of marketable securities	(27,211)	(784,443)
Proceeds from sale of marketable securities	309,012	0
Acquisition of businesses, net of cash acquired	(500,000)	(3,325,700)
Cash used for equity method investments	0	(197,532)
Investment in reinsurance entity	0	(2,000,000)
Capital expenditures related to property & equipment	(297,967)	(459,575)
Capital expenditures related to assets on lease	(3,298,343)	0
Proceeds from sale of property and equipment	33,995	50,602
Net cash used in investing activities	(3,780,514)	(6,716,648)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from lines of credit	24,446,825	28,933,742
Payments on lines of credit	(17,143,130)	(38,156,091)
Proceeds from term loan	0	3,400,000
Payments on term loan	(7,026,081)	(1,404,800)
Debt issuance costs	(46,319)	(35,702)
Distribution to non-controlling member	(115,000)	(47,051)
Payments for repurchase of stock	(126,317)	0
Proceeds from exercise of warrants	2,018,217	0
Net cash provided by financing activities	2,008,195	(7,309,902)
Effect of foreign currency exchange rates on cash and cash equivalents	2,638	2,072
NET INCREASE IN CASH AND CASH EQUIVALENTS AND RESTRICTED CASH	3,617,875	692,456
CASH AND CASH EQUIVALENTS AND RESTRICTED CASH AT BEGINNING OF PERIOD	12,647,730	5,072,897
CASH AND CASH EQUIVALENTS AND RESTRICTED CASH AT END OF PERIOD	16,265,605	5,765,353
SUPPLEMENTAL DISCLOSURE OF NON-CASH INVESTING AND FINANCING ACTIVITIES:
Non-cash capital expenditures related to property & equipment	71,703	0
Equipment leased to customers transferred to inventory	8,818,109	234,151
Issuance of Debt - Trust Preferred Securities	4,000,000	0
Issuance of warrant liability	840,000	0
Exercise of warrants	(84,092)	0
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION:
Interest	678,610	629,264
Income taxes	$ 29,634	$ 181,417