Condensed Consolidated Statements of Income (Loss) and Comprehensive (Loss) Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 29, 2020	Mar. 31, 2019	Mar. 29, 2020	Mar. 31, 2019
Income Statement [Abstract]
Net sales	$ 116,938	$ 128,230	$ 343,183	$ 358,302
Cost of goods sold	99,928	112,548	299,954	314,701
Gross profit	17,010	15,682	43,229	43,601
Engineering, selling and administrative expenses	10,727	11,721	35,775	33,222
Income from operations	6,283	3,961	7,454	10,379
Equity (loss) earnings of joint ventures	(921)	66	55	2,451
Interest expense	(204)	(413)	(792)	(1,224)
Pension termination settlement charge				(32,434)
Other income (expense), net	1,049	209	975	(298)
Income (loss) before provision for income taxes and non-controlling interest	6,207	3,823	7,692	(21,126)
Provision (benefit) for income taxes	1,294	786	1,194	(6,994)
Net income (loss)	4,913	3,037	6,498	(14,132)
Net income attributable to non-controlling Interest	1,919	1,307	3,601	2,835
Net income (loss) attributable to STRATTEC SECURITY CORPORATION	2,994	1,730	2,897	(16,967)
Comprehensive (loss) income:
Net income (loss)	4,913	3,037	6,498	(14,132)
Pension and postretirement plans, net of tax	74	(1)	220	19,992
Currency translation adjustments	(6,245)	1,037	(6,059)	39
Other comprehensive (loss) income, net of tax	(6,171)	1,036	(5,839)	20,031
Comprehensive (loss) income	(1,258)	4,073	659	5,899
Comprehensive (loss) income attributable to non-controlling interest	(468)	1,432	1,464	3,117
Comprehensive (loss) income attributable to STRATTEC SECURITY CORPORATION	$ (790)	$ 2,641	$ (805)	$ 2,782
Earnings (loss) per share attributable to STRATTEC SECURITY CORPORATION:
Basic	$ 0.80	$ 0.47	$ 0.78	$ (4.62)
Diluted	$ 0.79	$ 0.46	$ 0.77	$ (4.62)
Average shares outstanding:
Basic	3,748	3,684	3,733	3,670
Diluted	3,768	3,728	3,752	3,670
Cash dividends declared per share	$ 0.14	$ 0.14	$ 0.42	$ 0.42