DOCUMENT AND ENTITY INFORMATION	3 Months Ended
	Apr. 04, 2015	Apr. 27, 2015
Document and Entity Information [Abstract]
Entity Registrant Name	FRANKLIN ELECTRIC CO INC
Entity Central Index Key	0000038725
Current Fiscal Year End Date	--01-02
Entity Filer Category	Large Accelerated Filer
Document Type	10-Q
Document Period End Date	Apr. 04, 2015
Document Fiscal Year Focus	2015
Document Fiscal Period Focus	Q1
Amendment Flag	false
Entity Common Stock, Shares Outstanding		47,627,476