Pension Benefits - Schedule of Allocation of Plan Assets (Details)	12 Months Ended
	Dec. 30, 2012
Pension Benefits
Percent of funded status policy minimum range	85.00%
Percent of funded status policy maximum range	90.00%
Long Duration Assets [Member]
Pension Benefits
Target allocation percentage of assets, range minimum	45.00%
Target allocation percentage of assets, range maximum	55.00%
Return Seeking Assets [Member]
Pension Benefits
Target allocation percentage of assets, range minimum	45.00%
Target allocation percentage of assets, range maximum	55.00%
Company Sponsored Pension Plan [Member]
Pension Benefits
Equity securities target allocation, range minimum	75.00%
Equity securities allocation, range maximum	95.00%
Defined Benefit Plan, Actual Plan Asset Allocations	52.00%
Company Sponsored Pension Plan [Member] | U.S. Equity Securities [Member]
Pension Benefits
Equity securities target allocation, range minimum	55.00%
Equity securities allocation, range maximum	70.00%
Defined Benefit Plan, Actual Plan Asset Allocations	36.00%
Company Sponsored Pension Plan [Member] | International Equity Securities [Member]
Pension Benefits
Equity securities target allocation, range minimum	20.00%
Equity securities allocation, range maximum	30.00%
Defined Benefit Plan, Actual Plan Asset Allocations	16.00%
Company Sponsored Pension Plan [Member] | Fixed Income Securities [Member]
Pension Benefits
Equity securities target allocation, range minimum	0.00%
Equity securities allocation, range maximum	5.00%
Defined Benefit Plan, Actual Plan Asset Allocations	43.00%
Company Sponsored Pension Plan [Member] | Fixed Income Alternative Investments [Member]
Pension Benefits
Equity securities target allocation, range minimum	0.00%
Equity securities allocation, range maximum	5.00%
Defined Benefit Plan, Actual Plan Asset Allocations	0.00%
Company Sponsored Pension Plan [Member] | Equity Alternative Investments [Member]
Pension Benefits
Equity securities target allocation, range minimum	0.00%
Equity securities allocation, range maximum	5.00%
Defined Benefit Plan, Actual Plan Asset Allocations	3.00%
Company Sponsored Pension Plan [Member] | Cash and Cash Equivalents [Member]
Pension Benefits
Equity securities target allocation, range minimum	0.00%
Equity securities allocation, range maximum	5.00%
Defined Benefit Plan, Actual Plan Asset Allocations	2.00%
New York Times Newspaper Guild Pension Plan [Member]
Pension Benefits
Equity securities target allocation, range minimum	50.00%
Equity securities allocation, range maximum	70.00%
Defined Benefit Plan, Actual Plan Asset Allocations	58.00%
New York Times Newspaper Guild Pension Plan [Member] | U.S. Equity Securities [Member]
Pension Benefits
Equity securities target allocation, range minimum	45.00%
Equity securities allocation, range maximum	55.00%
Defined Benefit Plan, Actual Plan Asset Allocations	49.00%
New York Times Newspaper Guild Pension Plan [Member] | International Equity Securities [Member]
Pension Benefits
Equity securities target allocation, range minimum	5.00%
Equity securities allocation, range maximum	15.00%
Defined Benefit Plan, Actual Plan Asset Allocations	9.00%
New York Times Newspaper Guild Pension Plan [Member] | Fixed Income Securities [Member]
Pension Benefits
Equity securities target allocation, range minimum	20.00%
Equity securities allocation, range maximum	40.00%
Defined Benefit Plan, Actual Plan Asset Allocations	28.00%
New York Times Newspaper Guild Pension Plan [Member] | Hedge Fund of Funds [Member]
Pension Benefits
Equity securities target allocation, range minimum	5.00%
Equity securities allocation, range maximum	15.00%
Defined Benefit Plan, Actual Plan Asset Allocations	10.00%
New York Times Newspaper Guild Pension Plan [Member] | Cash and Cash Equivalents [Member]
Pension Benefits
Defined Benefit Plan, Actual Plan Asset Allocations	4.00%