Employee Benefit Plans (Schedule of Fair Value of Employee Share-Based Payments Awards ESPP Assumptions and Weighted Average Fair Values) (Details) |
12 Months Ended | ||
---|---|---|---|
Jan. 01, 2021 |
Jan. 03, 2020 |
Dec. 28, 2018 |
|
Stock options | |||
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
Risk-free interest rate | 0.30% | 1.77% | 2.81% |
Dividend yield | 0.00% | 0.00% | 0.00% |
Volatility | 54.00% | 48.00% | 55.00% |
Expected life | 4 years 4 months 24 days | 4 years 3 months 18 days | 4 years 4 months 24 days |
ESPP | |||
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
Risk-free interest rate | 0.79% | 2.16% | 1.93% |
Dividend yield | 0.00% | 0.00% | 0.00% |
Volatility | 52.00% | 50.00% | 53.00% |
Expected life | 6 months | 6 months | 6 months |