Document and Entity Information - USD ($)	3 Months Ended
	Mar. 31, 2019	Apr. 11, 2019	Jun. 30, 2018
Document and Entity Information [Abstract]
Entity Registrant Name	DOVER Corp
Entity Central Index Key	0000029905
Current Fiscal Year End Date	--12-31
Entity Current Reporting Status	Yes
Entity Filer Category	Large Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Public Float			$ 10,776,562,926
Entity Common Stock, Shares Outstanding		145,329,437
Document Fiscal Year Focus	2018
Document Fiscal Period Focus	Q1
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Mar. 31, 2019