DOCUMENT AND ENTITY INFORMATION (USD $)	12 Months Ended
	Jan. 03, 2015	Feb. 19, 2015	Jun. 28, 2014
Document Information
Entity Registrant Name	FRANKLIN ELECTRIC CO INC
Entity Central Index Key	0000038725
Current Fiscal Year End Date	--01-03
Entity Filer Category	Large Accelerated Filer
Document Type	10-K
Document Period End Date	Jan. 03, 2015
Document Fiscal Year Focus	2014
Document Fiscal Period Focus	FY
Amendment Flag	false
Entity Common Stock, Shares Outstanding		47,544,617
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Public Float			$ 1,886,201,527