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Stockholders’ Equity and Stock-Based Compensation - Stock Option Activity (Details) - Equity Incentive Plan
$ / shares in Units, shares in Thousands, $ in Thousands
6 Months Ended
Jun. 26, 2021
USD ($)
$ / shares
shares
Options Outstanding  
Outstanding, beginning of period (in shares) | shares 106
Options exercised (in shares) | shares (100)
Outstanding, end of period (in shares) | shares 6
Vested and expected to vest (in shares) | shares 6
Exercisable (in shares) | shares 6
Weighted Average Exercise Price  
Outstanding, beginning of period (in dollars per share) | $ / shares $ 8.35
Options exercised (in dollars per share) | $ / shares 8.44
Outstanding, end of period (in dollars per share) | $ / shares 6.93
Vested and expected to vest (in dollars per share) | $ / shares 6.93
Exercisable (in dollars per share) | $ / shares $ 6.93
Additional Disclosures  
Outstanding, weighted average remaining contractual life 1 year 1 month 9 days
Vested and expected to vest, weighted average remaining contractual life 1 year 1 month 9 days
Exercisable, weighted average remaining contractual life 1 year 1 month 9 days
Outstanding, aggregate intrinsic value | $ $ 172
Vested end expected to vest, aggregate intrinsic value | $ 172
Exercisable, aggregate intrinsic value | $ $ 172