CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Statement of Comprehensive Income [Abstract]
Net income	$ 37,576	$ 30,119
Other comprehensive income/(loss), before tax:
Foreign currency translation adjustments	6,494	8,592
Employee benefit plan activity	555	1,192
Other comprehensive income/(loss)	7,049	9,784
Income tax expense related to items of other comprehensive income/(loss)	(138)	(260)
Other comprehensive income/(loss), net of tax	6,911	9,524
Comprehensive income	44,487	39,643
Less: Comprehensive (income)/loss attributable to noncontrolling interests	(274)	(316)
Comprehensive income attributable to Franklin Electric Co., Inc.	$ 44,213	$ 39,327