INTANGIBLE ASSETS AND GOODWILL (Details) - USD ($)	3 Months Ended
	Apr. 01, 2018	Mar. 26, 2017
Intangible assets subject to amortization, gross
Balance at the beginning of the period	$ 839,284,000
Balance at the end of the period	839,284,000
Accumulated amortization
Balance at the beginning of the period	(761,013,000)
Amortization Expense	(12,036,000)	$ (12,083,000)
Balance at the end of the period	(773,049,000)
Intangible assets subject to amortization, net
Balance at the beginning of the period	78,271,000
Amortization Expense	(12,036,000)	(12,083,000)
Balance at the end of the period	66,235,000
Mastheads
Balance at the beginning of the period	149,951,000
Impairment Charges	0	0
Balance at the end of the period	149,951,000
Goodwill [Roll Forward]
Balance at the beginning of the period	705,174,000
Goodwill impairment charge	0	0
Balance at the end of the period	705,174,000
Total
Balance at the beginning of the period	933,396,000
Amortization Expense	(12,036,000)	$ (12,083,000)
Balance at the end of the period	$ 921,360,000