Document and Entity Information - USD ($)	12 Months Ended
	Dec. 31, 2019	Mar. 18, 2020	Jun. 30, 2019
Document And Entity Information
Entity Registrant Name	Lithium Corp
Entity Central Index Key	0001415332
Document Type	10-K
Amendment Flag	false
Entity Voluntary Filers	No
Current Fiscal Year End Date	--12-31
Entity Well Known Seasoned Issuer	No
Entity Small Business	true
Entity Shell Company	false
Entity Emerging Growth Company	false
Entity Current Reporting Status	Yes
Document Period End Date	Dec. 31, 2019
Entity Filer Category	Non-accelerated Filer
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2019
Entity Common Stock Shares Outstanding		95,651,644
Entity Public Float			$ 7,843,435
EntityFileNumber	000-54332
EntityAddressAddressLine1	1031 Railroad St,
EntityAddressAddressLine2	Suite 102B
EntityAddressPostalZipCode	89801
EntityTaxIdentificationNumber	980530295
EntityAddressCityOrTown	Elko
LocalPhoneNumber	410-5287
CityAreaCode	775
EntityAddressStateOrProvince	NEVADA