Consolidated Condensed Statement of Stockholders' Equity (Unaudited) - USD ($) shares in Thousands, $ in Thousands	Common Stock [Member]	Retained Earnings [Member]	Total
Balances (in shares) at Dec. 25, 2021	13,493
Balances at Dec. 25, 2021	$ 13,493	$ 133,122	$ 146,615
Net income		6,654	6,654
Expense of restricted stock units		388	388
Settlement of restricted stock units (in shares)	92
Settlement of restricted stock units	$ 92	(92)	0
Dividends declared		(2,038)	(2,038)
Balances (in shares) at Mar. 19, 2022	13,585
Balances at Mar. 19, 2022	$ 13,585	138,034	151,619
Balances (in shares) at Dec. 31, 2022	13,594
Balances at Dec. 31, 2022	$ 13,594	144,881	158,475
Net income		(952)	(952)
Expense of restricted stock units		459	459
Settlement of restricted stock units (in shares)	105
Settlement of restricted stock units	$ 105	(105)	0
Dividends declared		(2,059)	(2,059)
Issuance of common stock for service (in shares)	31
Issuance of common stock for service	$ 31	364	395
Balances (in shares) at Mar. 31, 2023	13,730
Balances at Mar. 31, 2023	$ 13,730	$ 142,588	$ 156,318