Condensed Interim Consolidated Statements of Operations and Comprehensive Income (Loss) (Unaudited) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Income Statement [Abstract]
Sales	$ 8,112,930	$ 7,403,492	$ 24,252,023	$ 22,645,408
Cost of sales	5,597,513	5,024,130	16,365,958	15,338,382
Gross profit	2,515,417	2,379,362	7,886,065	7,307,026
Operating Expenses
Wages	531,759	554,454	1,561,119	1,648,384
Administrative salaries and benefits	200,018	199,055	597,581	690,797
Advertising and promotion	40,171	38,426	156,117	133,610
Investor relations and transfer agent fee	18,268	17,314	56,976	61,622
Office and miscellaneous	77,031	94,686	191,004	215,082
Insurance	125,739	141,997	343,987	329,387
Interest expense	43,872	94,319	199,947	341,791
Lease expense	115,348	116,005	350,592	345,216
Consulting	63,700	39,943	199,013	158,993
Professional fees	57,654	140,025	166,634	412,735
Travel	19,552	71,388	86,188	250,105
Telecommunications	10,174	11,006	32,556	33,307
Shipping	2,246	5,155	9,595	13,643
Research	17,114	15,551	57,290	70,997
Commissions	1,683	7,906	6,644	38,665
Bad debt expense				231,696
Currency exchange	18,461	9,823	(49,207)	190,934
Utilities	5,081	2,862	13,231	10,903
Total operating expenses	1,347,871	1,559,915	3,979,267	5,177,867
Operating income	1,167,546	819,447	3,906,798	2,129,159
Gain on sale of assets	9,490		9,490
Gain on investment	121,184	82,734	660,601	342,248
Interest income	13,583	13,621	26,197	69,154
Income before income tax	1,311,803	915,802	4,603,086	2,540,561
Income taxes
Deferred income tax recovery				125,999
Income tax expense	(370,203)	(213,771)	(1,064,851)	(743,317)
Net income for the period including non-controlling interests	941,600	702,031	3,538,235	1,923,243
Less: Net income attributable to non-controlling interests	(359,231)	(289,983)	(558,324)	(527,778)
Net income attributable to controlling interest	$ 582,369	$ 412,048	$ 2,979,911	$ 1,395,465
Income per share (basic and diluted)	$ 0.05	$ 0.03	$ 0.24	$ 0.12
Weighted average number of common shares (basic)	12,240,545	12,108,110	12,239,633	11,862,484
Weighted average number of common shares (diluted)	12,306,432	12,277,789	12,300,732	12,009,934
Other comprehensive income (loss):
Net income	$ 941,600	$ 702,031	$ 3,538,235	$ 1,923,243
Unrealized gain (loss) on foreign currency translations	56,670	(24,773)	26,804	101,326
Total comprehensive income	998,270	677,258	3,565,039	2,024,569
Comprehensive income - non-controlling interest	(359,231)	(289,983)	(558,324)	(527,778)
Comprehensive income attributable to Flexible Solutions International Inc.	$ 639,039	$ 387,275	$ 3,006,715	$ 1,496,791