Pension Benefits - Contributions and Expected Benefit Payments (Details) (USD $)	12 Months Ended	1 Months Ended
	Dec. 30, 2012	Jan. 31, 2013 Contributions to New York Times Newspaper Guild Pension Plan [Member] Subsequent Event [Member]	Dec. 30, 2012 Qualified Plans [Member]	Dec. 30, 2012 Non-Qualified Plans [Member]	Dec. 30, 2012 Company Sponsored Pension Plan [Member]
Pension Benefits
Pension contributions	$ 144,000,000	$ 57,000,000
Pension contributions necessary to satisfy minimum funding requirements		20,000,000
Expected pension contributions in next fiscal year	71,000,000
2013			95,673,000	19,981,000	115,654,000
2014			96,426,000	18,779,000	115,205,000
2015			99,208,000	19,243,000	118,451,000
2016			101,824,000	19,787,000	121,611,000
2017			104,334,000	19,961,000	124,295,000
2018-2022			$ 561,594,000	$ 100,281,000	$ 661,875,000