UTAH MEDICAL PRODUCTS, INC. CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY - USD ($) shares in Thousands, $ in Thousands	Common Stock	Additional Paid-in Capital	Comprehensive Income	Retained Earnings	Total
Equity Balance, value at Dec. 31, 2017	$ 37	$ 809	$ (8,341)	$ 85,617	$ 78,122
Equity Balance, shares at Dec. 31, 2017	3,721
Common stock issued upon exercise of employee stock options	$ 0	661	0	0	661
Common stock issued upon exercise of employee stock options, shares	15
Common stock received and retired upon exercise of stock options	$ 0	(225)	0	0	(225)
Common stock received and retired upon exercise of stock options, shares	(2)
Stock option compensation expense	$ 0	53	0	0	53
Common stock purchased and retired					0
Foreign currency translation adjustment	0	0	(1,920)	0	(1,920)
Common stock dividends	0	0	0	(3,022)	(3,022)
Net income	0	0	0	15,162	15,162
Equity Balance, value at Sep. 30, 2018	$ 37	1,297	(10,261)	97,758	88,831
Equity Balance, shares at Sep. 30, 2018	3,734
Equity Balance, value at Jun. 30, 2018	$ 37	1,197	(9,876)	92,004	83,362
Equity Balance, shares at Jun. 30, 2018	3,732
Common stock issued upon exercise of employee stock options	$ 0	89	0	0	89
Common stock issued upon exercise of employee stock options, shares	2
Stock option compensation expense	$ 0	11	0	0	11
Foreign currency translation adjustment	0	0	(385)	0	(385)
Common stock dividends	0	0	0	(1,008)	(1,008)
Net income	0	0	0	6,762	6,762
Equity Balance, value at Sep. 30, 2018	$ 37	1,297	(10,261)	97,758	88,831
Equity Balance, shares at Sep. 30, 2018	3,734
Equity Balance, value at Dec. 31, 2018	$ 37	121	(11,290)	100,123	88,992
Equity Balance, shares at Dec. 31, 2018	3,720
Common stock issued upon exercise of employee stock options	$ 0	222	0	0	222
Common stock issued upon exercise of employee stock options, shares	5
Stock option compensation expense	$ 0	85	0	0	85
Common stock purchased and retired	$ 0	(429)	0	31	(398)
Common stock purchased and retired, shares	(5)
Foreign currency translation adjustment	$ 0	0	(1,200)	0	(1,200)
Common stock dividends	0	0	0	(3,084)	(3,084)
Net income	0	0	0	10,369	10,369
Equity Balance, value at Sep. 30, 2019	$ 37	0	(12,490)	107,439	94,986
Equity Balance, shares at Sep. 30, 2019	3,720
Equity Balance, value at Jun. 30, 2019	$ 37	0	(10,807)	104,682	93,912
Equity Balance, shares at Jun. 30, 2019	3,719
Common stock issued upon exercise of employee stock options	$ 0	52	0	0	52
Common stock issued upon exercise of employee stock options, shares	1
Stock option compensation expense	$ 0	29	0	0	29
Common stock purchased and retired	$ 0	(81)	0	81	0
Common stock purchased and retired, shares	0
Foreign currency translation adjustment	$ 0	0	(1,683)	0	(1,683)
Common stock dividends	0	0	0	(1,029)	(1,029)
Net income	0	0	0	3,705	3,705
Equity Balance, value at Sep. 30, 2019	$ 37	$ 0	$ (12,490)	$ 107,439	$ 94,986
Equity Balance, shares at Sep. 30, 2019	3,720