EQUITY PLANS - Nonvested Option Activity (Details) - Stock options - $ / shares |
12 Months Ended | ||
|---|---|---|---|
Dec. 30, 2016 |
Jan. 01, 2016 |
Jan. 02, 2015 |
|
| Nonvested Options | |||
| Nonvested outstanding (in shares) | 340,000 | 331,000 | 207,000 |
| Granted (in shares) | 440,000 | 165,000 | 235,000 |
| Vested (in shares) | (109,000) | (132,000) | (108,000) |
| Forfeited (in shares) | (18,000) | (24,000) | (3,000) |
| Nonvested outstanding (in shares) | 653,000 | 340,000 | 331,000 |
| Nonvested Options, Weighted Average Grant-Date Fair Value | |||
| Nonvested (in dollars per share) | $ 3.77 | $ 3.37 | $ 3.55 |
| Granted (in dollars per share) | 6.15 | 4.92 | 4.15 |
| Vested (in dollars per share) | 7.82 | 3.67 | 3.41 |
| Forfeited (in dollars per share) | 9.81 | 3.94 | 3.85 |
| Nonvested (in dollars per share) | $ 4.75 | $ 3.77 | $ 3.37 |