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Stockholders’ Equity and Stock-Based Compensation - Stock Option Activity (Details) - Equity Incentive Plan
$ / shares in Units, $ in Thousands
3 Months Ended
Mar. 27, 2021
USD ($)
$ / shares
shares
Options Outstanding  
Outstanding, beginning of period (in shares) | shares 106,000
Options exercised (in shares) | shares (50,000)
Outstanding, end of period (in shares) | shares 56,000
Vested and expected to vest (in shares) | shares 56,000
Exercisable (in shares) | shares 56,000
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 8.28
Vested and expected to vest (in dollars per share) | $ / shares 8.28
Exercisable (in dollars per share) | $ / shares $ 8.28
Additional Disclosures  
Outstanding, weighted average remaining contractual life 11 months 1 day
Vested and expected to vest, weighted average remaining contractual life 11 months 1 day
Exercisable, weighted average remaining contractual life 11 months 1 day
Outstanding, aggregate intrinsic value | $ $ 2,078,820
Vested end expected to vest, aggregate intrinsic value | $ 2,078,820
Exercisable, aggregate intrinsic value | $ $ 2,078,820