Condensed Consolidated Statements of Stockholders' Deficit - USD ($) shares in Thousands, $ in Thousands	Adjustment Retained Earnings	Adjustment	Adjusted Balance Common Stock	Adjusted Balance Additional Paid-In Capital	Adjusted Balance Accumulated Other Comprehensive Income (Loss)	Adjusted Balance Retained Earnings	Adjusted Balance Treasury Stock	Adjusted Balance Noncontrolling Interests in Subsidiaries	Adjusted Balance	Common Stock	Additional Paid-In Capital	Accumulated Other Comprehensive Income (Loss)	Retained Earnings	Treasury Stock	Noncontrolling Interests in Subsidiaries	Total
Balance (ASU 2016-13) at Dec. 29, 2019	$ (1,066)	$ (1,066)	$ 447	$ 219,047	$ (10,185)	$ 204,631	$ (747,327)	$ 15,665	$ (317,722)
Balance at Dec. 29, 2019										$ 447	$ 219,047	$ (10,185)	$ 205,697	$ (747,327)	$ 15,665	$ (316,656)
Balance (in shares) (ASU 2016-13) at Dec. 29, 2019			31,894
Balance (in shares) at Dec. 29, 2019										31,894
Net income													29,057		1,004	30,061
Other comprehensive income (loss), net of tax												(10,919)				(10,919)
Cash dividends on common stock											132		(14,652)			(14,520)
Cash dividends on preferred stock													(6,825)			(6,825)
Exercise of stock options										$ 4	21,700					21,704
Exercise of stock options (in shares)										373
Stock-based compensation expense											8,742					8,742
Issuance of restricted stock											(4,468)			4,468
Issuance of restricted stock (in shares)										77
Tax effect of restricted stock awards											(1,579)					(1,579)
Distributions to noncontrolling interests															(945)	(945)
Other											3		(107)	259		155
Other (in shares)										5
Balance at Jun. 28, 2020										$ 451	243,577	(21,104)	212,104	(742,600)	15,724	(291,848)
Balance (in shares) at Jun. 28, 2020										32,349
Balance at Mar. 29, 2020										$ 448	220,187	(20,768)	202,287	(744,463)	16,009	(326,300)
Balance (in shares) at Mar. 29, 2020										31,971
Net income													20,614		630	21,244
Other comprehensive income (loss), net of tax												(336)				(336)
Cash dividends on common stock											77		(7,360)			(7,283)
Cash dividends on preferred stock													(3,412)			(3,412)
Exercise of stock options										$ 3	20,460					20,463
Exercise of stock options (in shares)										346
Stock-based compensation expense											4,792					4,792
Issuance of restricted stock											(1,760)			1,760
Issuance of restricted stock (in shares)										30
Tax effect of restricted stock awards											(196)					(196)
Distributions to noncontrolling interests															(915)	(915)
Other											17		(25)	103		95
Other (in shares)										2
Balance at Jun. 28, 2020										$ 451	243,577	(21,104)	212,104	(742,600)	15,724	(291,848)
Balance (in shares) at Jun. 28, 2020										32,349
Balance at Dec. 27, 2020										$ 453	254,103	(14,168)	219,158	(741,724)	15,239	(266,939)
Balance (in shares) at Dec. 27, 2020										32,545
Net income													66,137		1,236	67,373
Other comprehensive income (loss), net of tax												3,933				3,933
Repurchase and conversion of Series B Convertible Preferred Stock										$ 35	174,631		(110,783)			63,883
Repurchase and conversion of Series B Convertible Preferred Stock (in shares)										3,489
Cash dividends on common stock											62		(14,906)			(14,844)
Cash dividends on preferred stock													(4,121)			(4,121)
Exercise of stock options										$ 1	8,099					8,100
Exercise of stock options (in shares)										148
Acquisition of Company common stock														(8,188)		(8,188)
Acquisition of Company common stock (in shares)										(83)
Stock-based compensation expense											8,202					8,202
Issuance of restricted stock											(5,665)			5,665
Issuance of restricted stock (in shares)										109
Tax effect of restricted stock awards											(3,887)					(3,887)
Distributions to noncontrolling interests															(1,185)	(1,185)
Other											63		(716)	428		(225)
Other (in shares)										7
Balance at Jun. 27, 2021										$ 489	435,608	(10,235)	154,769	(743,819)	15,290	(147,898)
Balance (in shares) at Jun. 27, 2021										36,215
Balance at Mar. 28, 2021										$ 453	251,285	(11,971)	242,119	(737,268)	15,282	(240,100)
Balance (in shares) at Mar. 28, 2021										32,681
Net income													32,254		623	32,877
Other comprehensive income (loss), net of tax												1,736				1,736
Repurchase and conversion of Series B Convertible Preferred Stock										$ 35	174,631		(110,783)			63,883
Repurchase and conversion of Series B Convertible Preferred Stock (in shares)										3,489
Cash dividends on common stock											31		(7,471)			(7,440)
Cash dividends on preferred stock													(709)			(709)
Exercise of stock options										$ 1	5,801					5,802
Exercise of stock options (in shares)										107
Acquisition of Company common stock														(6,921)		(6,921)
Acquisition of Company common stock (in shares)										(68)
Stock-based compensation expense											4,089					4,089
Issuance of restricted stock											(294)			294
Issuance of restricted stock (in shares)										5
Tax effect of restricted stock awards											(52)					(52)
Distributions to noncontrolling interests															(615)	(615)
Other											117		(641)	76		(448)
Other (in shares)										1
Balance at Jun. 27, 2021										$ 489	$ 435,608	$ (10,235)	$ 154,769	$ (743,819)	$ 15,290	$ (147,898)
Balance (in shares) at Jun. 27, 2021										36,215