Condensed Consolidated Statements of Stockholders' Equity (Deficit) - USD ($) shares in Thousands, $ in Thousands	Common Stock	Additional Paid-In Capital	Accumulated Other Comprehensive Income (Loss)	Retained Earnings	Treasury Stock	Noncontrolling Interests in Subsidiaries	Total
Cumulative effect of adoption of ASU 2014-09				$ (24,359)			$ (24,359)
Adjusted balance	$ 442	$ 184,785	$ (2,117)	267,892	$ (597,072)	$ 15,757	(130,313)
Balance at Dec. 31, 2017	$ 442	184,785	(2,117)	292,251	(597,072)	15,757	(105,954)
Balance (in shares) at Dec. 31, 2017	33,931
Net income (loss)				17,443		344	17,787
Other comprehensive income (loss)			6,683				6,683
Adoption of ASU 2018-02			(455)	455
Cash dividends on common stock		36		(7,569)			(7,533)
Exercise of stock options	$ 1	1,769					1,770
Exercise of stock options (in shares)	42
Tax effect of equity awards		(1,342)					(1,342)
Acquisition of Company common stock		(22,000)			(119,736)		(141,736)
Acquisition of Company common stock (in shares)	(2,001)
Stock-based compensation expense		2,475					2,475
Issuance of restricted stock		(2,517)			2,517
Issuance of restricted stock (in shares)	48
Distributions to noncontrolling interests						(432)	(432)
Other		(8)	(1)	507	194	589	1,281
Other (in shares)	3
Balance at Apr. 01, 2018	$ 443	163,198	4,110	278,728	(714,097)	16,258	(251,360)
Balance (in shares) at Apr. 01, 2018	32,023
Balance at Dec. 30, 2018	$ 443	192,984	(3,143)	242,182	(751,704)	15,225	(304,013)
Balance (in shares) at Dec. 30, 2018	31,372
Net income (loss)				(1,731)		252	(1,479)
Other comprehensive income (loss)			(1,703)				(1,703)
Cash dividends on common stock		36		(7,161)			(7,125)
Cash dividends on preferred stock				(2,040)			(2,040)
Exercise of stock options		51					51
Exercise of stock options (in shares)	3
Tax effect of equity awards		(869)					(869)
Stock-based compensation expense		3,731					3,731
Issuance of restricted stock		(2,454)			2,454
Issuance of restricted stock (in shares)	42
Distributions to noncontrolling interests						(19)	(19)
Other		(236)		189	255		208
Other (in shares)	3
Balance at Mar. 31, 2019	$ 443	$ 193,243	$ (4,846)	$ 231,439	$ (748,995)	$ 15,458	$ (313,258)
Balance (in shares) at Mar. 31, 2019	31,420