Document and Entity Information - USD ($)	12 Months Ended
Dec. 31, 2018	Mar. 01, 2019	Jun. 30, 2018
Details
Registrant Name	UTAH MEDICAL PRODUCTS INC
Registrant CIK	0000706698
SEC Form	10-K
Period End date	Dec. 31, 2018
Fiscal Year End	--12-31
Trading Symbol	utmd
Tax Identification Number (TIN)	870342734
Number of common stock shares outstanding		3,722,610
Public Float			$ 376,542,268
Filer Category	Accelerated Filer
Current with reporting	Yes
Voluntary filer	No
Well-known Seasoned Issuer	No
Shell Company	false
Small Business	false
Emerging Growth Company	false
Amendment Flag	false
Document Fiscal Year Focus	2018
Document Fiscal Period Focus	FY
Entity Incorporation, State Country Name	Utah
Entity Listing, Par Value Per Share	$ 0.01

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