Segment Information - Information on Segments (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Segment Reporting Information [Line Items]
Net sales	$ 10,806,600	$ 9,873,800	$ 18,234,600	$ 20,316,400
Operating (loss) income	1,760,300	1,425,700	1,518,600	3,267,300
Capital and intangible asset expenditures	40,300	80,300	40,300	124,700
Depreciation and amortization	226,700	196,900	433,200	388,500
Household Products
Segment Reporting Information [Line Items]
Net sales	1,364,200	1,330,700	2,715,400	2,780,300
Operating (loss) income	(449,800)	(130,300)	(895,300)	(209,200)
Capital and intangible asset expenditures	17,700	80,300	17,700	124,700
Depreciation and amortization	31,700	30,100	68,400	54,000
Skin And Hair Care Products
Segment Reporting Information [Line Items]
Net sales	9,442,400	8,543,100	15,519,200	17,536,100
Operating (loss) income	2,210,100	1,556,000	2,413,900	3,476,500
Capital and intangible asset expenditures	22,600		22,600
Depreciation and amortization	$ 195,000	$ 166,800	$ 364,800	$ 334,500