CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Statement of Comprehensive Income [Abstract]
Net income	$ 58,972	$ 46,454	$ 148,854	$ 113,980
Other comprehensive income/(loss), before tax:
Foreign currency translation adjustments	(16,046)	(12,085)	(26,959)	(15,464)
Employee benefit plan activity	1,656	1,158	4,032	3,391
Other comprehensive income/(loss)	(14,390)	(10,927)	(22,927)	(12,073)
Income tax expense related to items of other comprehensive income/(loss)	(379)	(243)	(899)	(707)
Other comprehensive income/(loss), net of tax	(14,769)	(11,170)	(23,826)	(12,780)
Comprehensive income	44,203	35,284	125,028	101,200
Less: Comprehensive income/(loss) attributable to noncontrolling interests	226	231	854	692
Comprehensive income attributable to Franklin Electric Co., Inc.	$ 43,977	$ 35,053	$ 124,174	$ 100,508