Condensed Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Sep. 24, 2024	Dec. 26, 2023
Condensed Consolidated Balance Sheets
Receivables, allowance for doubtful accounts (in dollars)	$ 13	$ 35
Property and equipment, accumulated depreciation (in dollars)	1,182,014	1,078,855
Intangible assets, accumulated amortization (in dollars)	$ 22,733	$ 20,929
Preferred stock, par value (in dollars per share)	$ 0.001	$ 0.001
Preferred stock, shares authorized	1,000,000	1,000,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized	100,000,000	100,000,000
Common stock, shares issued	66,713,823	66,789,464
Common stock, shares outstanding	66,713,823	66,789,464