CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Statement of Comprehensive Income [Abstract]
Net income	$ 59,763	$ 39,363	$ 89,882	$ 67,526
Other comprehensive income/(loss), before tax:
Foreign currency translation adjustments	(19,505)	8,135	(10,913)	(3,379)
Employee benefit plan activity	1,184	1,117	2,376	2,233
Other comprehensive income/(loss)	(18,321)	9,252	(8,537)	(1,146)
Income tax expense related to items of other comprehensive income/(loss)	(260)	(232)	(520)	(464)
Other comprehensive income/(loss), net of tax	(18,581)	9,020	(9,057)	(1,610)
Comprehensive income	41,182	48,383	80,825	65,916
Less: Comprehensive income/(loss) attributable to noncontrolling interests	312	243	628	461
Comprehensive income attributable to Franklin Electric Co., Inc.	$ 40,870	$ 48,140	$ 80,197	$ 65,455