| In millions, except per share items | Jul-03-22 | Jun-27-21 | Jun-28-20 | Jun-30-19 | Jul-01-18 | Jul-02-17 | Jul-03-16 | Jun-28-15 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Net sales | 452.3 | 485.3 | 385.3 | 487.0 | 439.2 | 417.3 | 401.4 | 411.5 |
| Net sales growth | -6.8% | 26.0% | -20.9% | 10.9% | 5.2% | 4.0% | -2.4% | 18.1% |
| Cost of goods sold | 396.2 | 406.6 | 349.9 | 429.2 | 384.8 | 356.4 | 335.7 | |
| Gross profit | 56.0 | 78.7 | 35.4 | 57.8 | 54.4 | 61.0 | 65.7 | 72.7 |
| Gross margin | 12.4% | 16.2% | 9.2% | 11.9% | 12.4% | 14.6% | 16.4% | 17.7% |
| Engineering, selling and administrative expenses | 47.1 | 44.7 | 44.1 | 47.2 | 41.2 | 46.1 | 43.5 | 41.5 |
| (Loss) income from operations | 8.9 | 33.9 | -8.7 | 10.6 | 13.3 | 14.8 | 22.2 | 31.1 |
| Operating margin | 2.0% | 7.0% | -2.2% | 2.2% | 3.0% | 3.6% | 5.5% | 7.6% |
| Equity earnings of joint ventures | 0.2 | 2.6 | -0.2 | 2.8 | 4.5 | 0.7 | -2.2 | -0.8 |
| Interest expense | -0.2 | -0.3 | -0.9 | -1.6 | -1.1 | -0.4 | -0.2 | -0.1 |
| Other (expense) income, net | 0.4 | -1.2 | 1.7 | -0.3 | 1.0 | 1.2 | -0.6 | |
| (Loss) income before provision for income taxes and non-controlling interest | 9.3 | 35.0 | -8.1 | -20.4 | 17.7 | 16.4 | 19.2 | 33.9 |
| Provision (benefit) for income taxes | 0.4 | 5.1 | -2.3 | -7.7 | 2.1 | 4.3 | 5.1 | 9.4 |
| Net (loss) income | 8.9 | 29.9 | -5.9 | -12.7 | 15.6 | 12.1 | 14.1 | 24.6 |
| Net (loss) income attributable to non- controlling interest | 1.8 | 7.4 | 1.7 | 4.3 | 3.3 | 4.9 | 5.0 | 3.9 |
| Net (loss) income attributable to STRATTEC SECURITY CORPORATION | 7.0 | 22.5 | -7.6 | -17.0 | 12.3 | 7.2 | 9.1 | 20.7 |
| |
| Comprehensive income (loss): | | | | | | | | |
| Net (loss) income | 8.9 | 29.9 | -5.9 | -12.7 | 15.6 | 12.1 | 14.1 | 24.6 |
| |
| Pension and postretirement plans, net of tax | | | | | | | | |
| Currency translation adjustments | -2.3 | 7.1 | -5.8 | -0.6 | -2.2 | -0.4 | -5.2 | -5.1 |
| |
| Other comprehensive income (loss), net of tax | | | | | | | | |
| Comprehensive income (loss) | | | | | | | | |
| Comprehensive income (loss) attributable to non-controlling interest | | | | | | | | |
| Comprehensive income (loss) attributable to STRATTEC SECURITY CORPORATION | 5.2 | 27.8 | -11.2 | 1.9 | 11.7 | 12.0 | -1.7 | 14.0 |
| |
| (Loss) earnings per share attributable to STRATTEC SECURITY CORPORATION: | | | | | | | | |
| Basic | $1.82 | $5.95 | ($2.04) | ($4.63) | $3.39 | $2.01 | $2.55 | $5.80 |
| Diluted | $1.80 | $5.85 | ($2.04) | ($4.63) | $3.32 | $1.96 | $2.51 | $5.66 |
| |
| Weighted Average shares outstanding: | | | | | | | | |
| Basic | 3.9 | 3.8 | 3.7 | 3.7 | 3.6 | 3.6 | 3.6 | 3.5 |
| Diluted | 3.9 | 3.9 | 3.7 | 3.7 | 3.7 | 3.7 | 3.6 | 3.6 |
| |
| Cash dividends declared per share | | | | | | | | |