Equity Compensation - RSU's (Details) - USD ($)	12 Months Ended
Dec. 30, 2018	Dec. 31, 2017	Dec. 25, 2016
Equity Compensation
Award vesting period, in years	3 years
Restricted Stock
Equity Compensation
Restricted Shares, Granted	330,000
Time based restricted stock
Equity Compensation
Award vesting period, in years	3 years	3 years	3 years
Restricted Shares, Granted	260,000	73,000	85,000
Dividends declared to holders of time-based restricted stock (in dollars)	$ 185,000	$ 128,000	$ 117,000
Dividends declared to holders of time-based restricted stock (in dollars per share)	$ 0.9	$ 0.85	$ 0.75
Performance based restricted stock units \| Executive Manager
Equity Compensation
Award vesting period, in years	3 years
Restricted Shares, Granted	70,000	13,000	14,000

The per share amount of a dividend declared, but not paid, as of the financial reporting date.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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