Income Taxes (Tables)

12 Months Ended

Dec. 31, 2018

Income Taxes [Abstract]

Summary of provision (benefit) for income taxes

	2018		2017
Federal – current	$	636,046	$	1,101,503
Federal – deferred		120,760		(60,364	)
State – current		28,530		31,930
State – deferred		5,694		892
Total provision for income taxes	$	791,030	$	1,073,961

Summary of reconciliation of the provision for income taxes at the statutory rate to the reported provision for income taxes

	2018			%			2017			%
Income Tax computed at statutory rate	$	753,119			21.0	%	$	1,250,348			34.0	%
State tax, net of federal benefit		22,468			0.6	%		21,074			0.6	%
Share based compensation		(1,233	)		(0.0	)%		(6,303	)		(0.2	)%
Domestic production activities deduction		----			----			(110,410	)		(3.0	)%
Effect of tax rate change on deferred taxes		----			----			(90,980	)		(2.5	)%
Permanent adjustments		14,040			0.4	%		24,202			0.7	%
Tax credits and other		2,636			0.1	%		(13,970	)		(0.4	)%
Provision for income taxes	$	791,030			22.1	%	$	1,073,961			29.2	%

Summary of deferred tax asset (liability)

	2018			2017
Deferred tax liability
Inventory reserves	$	62,475		$	68,631
Trade accounts receivable allowances		37,645			9,017
Depreciation and amortization		(380,469	)		(231,543	)
Total net deferred tax liability	$	(280,349	)	$	(153,895	)