Parent Company Condensed Balance Sheets (Detail) - USD ($) $ in Thousands	Jan. 03, 2021	Dec. 29, 2019	Dec. 30, 2018	Dec. 31, 2017
ASSETS:
Cash	$ 168,821	$ 190,615	$ 25,438	$ 35,768
Total assets	1,567,168	1,382,092
LIABILITIES:
Total liabilities	4,867,573	4,797,851
STOCKHOLDERS' DEFICIT:
Common stock, par value $0.01 per share; 170,000,000 shares authorized; 38,868,350 in 2020 and 38,934,009 in 2019 issued and outstanding	389	389
Preferred stock, par value $0.01 per share; 5,000,000 shares authorized, none issued	0	0
Additional paid-in capital	5,122	243
Retained deficit	(3,303,492)	(3,412,649)
Accumulated other comprehensive loss	(2,424)	(3,742)
Total stockholders' deficit	(3,300,405)	(3,415,759)
Total liabilities and stockholders' deficit	1,567,168	1,382,092
Parent Company [Member]
ASSETS:
Cash	6	6	$ 6	$ 6
Total assets	6	6
LIABILITIES:
Equity in net deficit of subsidiaries	3,300,405	3,415,759
Due to subsidiary	6	6
Total liabilities	3,300,411	3,415,765
STOCKHOLDERS' DEFICIT:
Common stock, par value $0.01 per share; 170,000,000 shares authorized; 38,868,350 in 2020 and 38,934,009 in 2019 issued and outstanding	389	389
Preferred stock, par value $0.01 per share; 5,000,000 shares authorized, none issued
Additional paid-in capital	5,122	243
Retained deficit	(3,303,492)	(3,412,649)
Accumulated other comprehensive loss	(2,424)	(3,742)
Total stockholders' deficit	(3,300,405)	(3,415,759)
Total liabilities and stockholders' deficit	$ 6	$ 6