Share-Based Compensation and Employee Benefit Plans - Summary of Options Outstanding and Exercisable in Following Exercise Price Ranges (Details) - $ / shares	12 Months Ended
	Dec. 26, 2020	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding, Number Outstanding (in shares)	28,000	47,000	37,000	59,000
Options Outstanding, Weighted Average Remaining Contractual Life (Years)	1 year 10 months 24 days
Options Outstanding, Weighted Average Exercise Price (in dollars per share)	$ 15.25	$ 15.49	$ 15.20	$ 15.20
Options Exercisable, Number Exercisable (in shares)	28,000
Options Exercisable, Weighted Average Exercise Price (in dollars per share)	$ 15.25
$15.20 - $18.79 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise Price, Lower Range Limit	15.20
Exercise Price, Upper Range Limit	$ 18.79
Options Outstanding, Number Outstanding (in shares)	28,000
Options Outstanding, Weighted Average Remaining Contractual Life (Years)	1 year 10 months 24 days
Options Outstanding, Weighted Average Exercise Price (in dollars per share)	$ 15.25
Options Exercisable, Number Exercisable (in shares)	28,000
Options Exercisable, Weighted Average Exercise Price (in dollars per share)	$ 15.25