CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Statement of Comprehensive Income [Abstract]
Net income	$ 60,563	$ 59,331	$ 91,937	$ 92,423
Other comprehensive income/(loss), before tax:
Foreign currency translation adjustments	26,053	(10,299)	39,102	(17,514)
Employee benefit plan activity	411	577	823	1,153
Other comprehensive income/(loss)	26,464	(9,722)	39,925	(16,361)
Income tax expense related to items of other comprehensive income/(loss)	(100)	(143)	(202)	(286)
Other comprehensive income/(loss), net of tax	26,364	(9,865)	39,723	(16,647)
Comprehensive income	86,927	49,466	131,660	75,776
Less: Comprehensive income attributable to noncontrolling interests	(649)	(217)	(962)	(309)
Comprehensive income attributable to Franklin Electric Co., Inc.	$ 86,278	$ 49,249	$ 130,698	$ 75,467