CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Thousands		Total	Common stock [Member]	Additional paid-in capital [Member]	Accumulated deficit [Member]	Accumulated other comprehensive loss [Member]	Non-controlling interests [Member]
Balance (in shares) at Dec. 30, 2018			91,272,000
Balance at Dec. 30, 2018		$ 54,817	$ 913	$ 1,107,582	$ (920,010)	$ (142,755)	$ 9,087
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income		65,649			64,300		1,349
Other comprehensive (loss) income, net of tax		1,010				1,102	(92)
Cash dividends declared, per common share		(9,140)		(9,140)
Stock-based compensation		3,993		3,993
Common stock issued under stock plans (in shares)	[1]		375,000
Common stock issued under stock plans	[1]	(3,086)	$ 3	(3,089)
Distributions to noncontrolling interests		(2,429)					(2,429)
Contributions from noncontrolling interests		264					264
Balance (in shares) at Mar. 31, 2019			91,647,000
Balance at Mar. 31, 2019		$ 252,363	$ 916	1,099,346	(714,425)	(141,653)	8,179
Balance (in shares) at Dec. 29, 2019		86,945,869	86,946,000
Balance at Dec. 29, 2019		$ 177,481	$ 869	1,094,338	(755,089)	(169,776)	7,139
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income		(34,414)			(34,611)		197
Other comprehensive (loss) income, net of tax		(19,901)				(19,754)	(147)
Cash dividends declared, per common share		(17,480)		(17,480)
Stock-based compensation		3,289		3,289
Consideration for preferred stock in excess of carrying value, net of tax		(1,718)		(3,496)		517	1,261
Common stock issued under stock plans (in shares)	[1]		471,000
Common stock issued under stock plans	[1]	(2,508)	$ 5	(2,513)
Purchase of noncontrolling interests		(57)		(57)
Distributions to noncontrolling interests		(310)					(310)
Contributions from noncontrolling interests		$ 53					53
Balance (in shares) at Mar. 29, 2020		87,416,867	87,417,000
Balance at Mar. 29, 2020		$ 100,143	$ 874	$ 1,074,081	$ (793,992)	$ (189,013)	$ 8,193

[1] Net of forfeitures and shares withheld for employee taxes.