Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Cash flows from operating activities
Net income	$ 1,611,354	$ 1,860,003
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation of property, plant and equipment	270,317	200,818
Amortization of intangible assets	233,896	184,548
Impairments	0	66,364
Loss on sale of property and equipment	3,121	12,422
Bad debt expense	22,832	58,738
Deferred income tax	(31,764)	(41,439)
Accretion on notes payable	11,017	19,978
Changes in current assets and liabilities:
Accounts receivable	(157,943)	(414,560)
Inventory, net	(3,932,654)	(2,780,162)
Prepaid expenses and other current assets	(18,366)	(269,154)
Income tax receivable	94,729	0
Other assets	(326,798)	(37,715)
Accounts payable and accrued liabilities	2,201,806	2,241,833
Income tax payable	290,610	(86,825)
Net cash provided by operating activities	272,157	1,014,849
Cash flows used in investing activities
Purchase of property, plant and equipment	(776,057)	(400,814)
Proceeds from sale of property and equipment	24,659	14,629
Acquisition of a business, net of cash acquired	(1,247,843)	0
Development of intangible assets	(109,414)	(55,425)
Net cash used in investing activities	(2,108,655)	(441,610)
Cash flows from financing activities
Borrowings on revolving credit agreement	6,000,000	0
Repayments of notes payable	(143,293)	(188,406)
Purchase of minority interest	(784,653)	0
Net cash provided by (used in) financing activities	5,072,054	(188,406)
Net change in cash and cash equivalents	3,235,556	384,833
Foreign exchange impact on cash and cash equivalents	51,216	20,266
Increase in cash and cash equivalents during the period	3,286,772	405,099
Cash and cash equivalents at beginning of period	11,500,973	3,971,226
Cash and cash equivalents at end of period	14,787,745	4,376,325
Supplemental schedule of non-cash activities
Notes payable issued for acquisitions	893,317	0
Supplemental cash flow information
Cash paid for income taxes	77,026	759,803
Cash paid for interest	$ 2,290	$ 7,644