CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares |
Jun. 27, 2020 |
Dec. 31, 2019 |
|---|---|---|
| Statement of Financial Position [Abstract] | ||
| Preferred stock, par value (in dollars per share) | $ 0.025 | $ 0.025 |
| Preferred stock, shares authorized (in shares) | 5,000,000 | 5,000,000 |
| Preferred stock, shares issued (in shares) | 0 | 0 |
| Preferred stock, shares outstanding (in shares) | 0 | 0 |
| Common stock, par value (in dollars per share) | $ 0.025 | $ 0.025 |
| Common stock, shares authorized (in shares) | 100,000,000 | 100,000,000 |
| Common stock, shares issued (in shares) | 63,473,000 | 61,778,000 |
| Common stock, shares outstanding (in shares) | 58,143,000 | 56,448,000 |
| Treasury stock, shares (in shares) | 5,330,000 | 5,330,000 |