Consolidated Statement of Cash Flow (Unaudited) - USD ($)	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Cash Flows from Operating Activities
Net Income	$ 2,237,139	$ 4,390,722
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	1,855,257	1,518,494
Unrealized loss (gain) on investments in equity securities	434,069	(67,928)
Forgiveness of PPP loan	0	(1,453,837)
Amortization of right of use assets	647,471	572,326
Loss on disposal of assets	15,370	0
Non-cash share-based compensation expense	918,114	409,876
Changes in assets and liabilities:
Decrease (Increase) in accounts receivable	(3,100,400)	(3,186,784)
Decrease (Increase) in inventories	(2,219,722)	(1,781,567)
Decrease (Increase) in contract assets	71,046	1,623,466
Decrease (Increase) in prepaid expenses & other assets	(599,793)	(205,280)
Increase (Decrease) in accounts payable	(2,603,596)	(1,462,832)
Increase (Decrease) in lease liability	(639,452)	(572,788)
Increase (Decrease) in accrued expenses	1,383,324	(533,131)
Increase (Decrease) in unearned revenue	843,202	676,359
Total adjustments	2,212,082	(1,537,962)
Net Cash Provided by Operating Activities	4,449,221	2,852,760
Cash Flows from Investing Activities
Cash paid for business acquisitions	(4,331,739)	(7,089,381)
Sale of equity securities	0	123,069
Capital expenditures	(324,967)	(1,418,663)
Net Cash (Used in) Investing Activities	(4,656,706)	(8,384,975)
Cash Flows from Financing Activities
Payments on notes	(2,030,541)	(1,287,456)
Payments on bank debt	(1,916,666)	(3,630,634)
Borrowings on bank debt	6,702,395	7,734,627
Payments on contingent liability	(750,000)	0
Share repurchase	(140,709)	(41,033)
Net Cash Provided by Financing Activities	1,864,479	2,775,504
Net Increase (decrease) in cash and cash equivalents	1,656,994	(2,756,710)
Cash and cash equivalents at beginning of period	1,494,415	6,194,276
Cash and cash equivalents at end of period	3,151,409	3,437,566
Supplemental disclosures of cash flow information
Interest Paid	438,210	362,353
Supplemental disclosures of noncash financing and investing activity
Additions to ROU assets obtained from new operating lease liabilities	380,298	0
Issuance of Class A common shares in business acquisition	1,000,012	1,059,000
Paycheck Protection Program CARES Act [Member]
Supplemental disclosures of noncash financing and investing activity
Forgiveness of PPP loan	$ 0	$ 1,453,837