CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 25, 2023	Jun. 30, 2024	Jun. 25, 2023
Revenue
Total revenue	$ 152,040	$ 106,764	$ 304,007	$ 212,455
Costs and expenses
General and administrative expense	29,558	9,947	59,563	38,362
Cost of restaurant and factory revenues	100,113	59,502	199,163	118,589
Depreciation and amortization	10,246	7,061	20,440	14,177
Refranchising loss	175	179	1,683	338
Advertising fees	14,651	11,610	27,243	22,137
Total costs and expenses	154,743	88,299	308,092	193,603
(Loss) income from operations	(2,703)	18,465	(4,085)	18,852
Other (expense) income, net
Interest expense	(29,586)	(20,008)	(59,209)	(45,098)
Interest expense related to preferred shares	(4,417)	(4,311)	(8,835)	(9,354)
Net gain on extinguishment of debt	0	0	427	0
Other (expense) income, net	(752)	109	(548)	265
Total other expense, net	(34,755)	(24,210)	(68,165)	(54,187)
Loss before income tax provision	(37,458)	(5,745)	(72,250)	(35,335)
Income tax provision	(1,901)	(1,346)	(5,425)	(3,882)
Net loss	(39,359)	(7,091)	(77,675)	(39,217)
Dividends on preferred shares	(1,920)	(1,615)	(3,801)	(3,381)
Net loss available to common stockholders, basic	(41,279)	(8,706)	(81,476)	(42,598)
Net loss available to common stockholders, diluted	$ (41,279)	$ (8,706)	$ (81,476)	$ (42,598)
Basic loss per common share (in dollars per share)	$ (2.43)	$ (0.53)	$ (4.80)	$ (2.58)
Diluted loss per common share (in dollars per share)	$ (2.43)	$ (0.53)	$ (4.80)	$ (2.58)
Basic weighted average shares outstanding (in shares)	17,007,352	16,522,379	16,977,376	16,521,590
Diluted weighted average shares outstanding (in shares)	17,007,352	16,522,379	16,977,376	16,521,590
Cash dividends declared per common share (in dollars per share)	$ 0.14	$ 0.14	$ 0.28	$ 0.28
Royalties
Revenue
Total revenue	$ 23,318	$ 22,751	$ 45,265	$ 45,236
Restaurant sales
Revenue
Total revenue	107,410	62,778	213,348	125,379
Advertising fees
Revenue
Total revenue	10,065	9,668	19,861	19,019
Factory revenues
Revenue
Total revenue	9,636	9,686	19,110	18,851
Franchise fees
Revenue
Total revenue	1,113	763	2,594	1,565
Other revenue
Revenue
Total revenue	$ 498	$ 1,118	$ 3,829	$ 2,405