Consolidated Balance Sheets - USD ($)	Dec. 31, 2022	Dec. 31, 2021
CURRENT ASSETS:
Cash and cash equivalents	$ 1,247,627	$ 1,494,415
Accounts receivable less allowance for doubtful accounts	21,884,807	18,387,744
Contract assets	3,284,301	2,111,057
Inventory less allowance for obsolete inventory	20,176,142	16,585,437
Investments	657,971	1,518,244
Refundable tax asset	0	1,316,595
Prepaid expenses and other current assets	1,522,516	1,112,068
Total Current Assets	48,773,364	42,525,560
Property, plant and equipment, net	15,213,443	15,609,202
Operating right of use assets, net	9,524,280	8,998,776
OTHER ASSETS:
Goodwill	16,231,938	14,404,618
Intangibles, net of accumulated amortization	9,492,560	9,336,564
Other non-current assets	362,489	88,591
Total Non-Current Other Assets	26,086,987	23,829,773
Total Assets	99,598,074	90,963,311
CURRENT LIABILITIES:
Notes payable - current	1,303,972	2,946,885
Bank debt - current	222,222	1,444,444
Leases payable	1,705,224	1,241,681
Accounts payable	14,017,973	11,460,364
Unearned revenue	4,354,868	2,881,535
Contingent liability – short term	0	750,000
Accrued income taxes	1,239,289	0
Accrued expenses	3,224,188	3,136,690
Total Current Liabilities	26,067,736	23,861,599
LONG-TERM LIABILITIES:
Bank debt	19,224,318	16,175,436
Leases payable	8,060,152	7,985,628
Contingent liability – long term	0	750,000
Deferred income taxes	1,384,558	3,275,370
Total Long-Term Liabilities	30,515,433	32,461,811
STOCKHOLDERS' EQUITY
Contributed capital	1,741,901	1,741,901
Treasury shares, at cost	(2,125,252)	(1,981,113)
Retained earnings	34,581,171	28,019,768
Total Stockholders' Equity	43,014,905	34,639,901
Total Liabilities and Stockholders' Equity	99,598,074	90,963,311
Common Class A [Member]
STOCKHOLDERS' EQUITY
Common stock	7,351,563	5,393,823
Common Class B [Member]
STOCKHOLDERS' EQUITY
Common stock	1,465,522	1,465,522
Notes Payable Excluding Paycheck Protection Program Cares Act [Member]
LONG-TERM LIABILITIES:
Notes Payable, Noncurrent	$ 1,846,405	$ 4,275,377