Business Segment Information (Details) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 28, 2015 USD ($) station	Jun. 29, 2014 USD ($)	Jun. 28, 2015 USD ($) station	Jun. 29, 2014 USD ($)
Segment Reporting Information [Line Items]
Operating Revenues	$ 1,521,392	$ 1,460,004	$ 2,994,157	$ 2,864,070
Operating Income (net of depreciation, amortization and facility consolidation charges and asset impairment charges)	268,366	242,502	499,294	446,496
Depreciation, amortization and facility consolidation charges and asset impairment charges	$ 103,067	88,096	$ 197,021	165,423
Broadcasting
Segment Reporting Information [Line Items]
Number of television stations \| station	46		46
Operating Segments \| Broadcasting
Segment Reporting Information [Line Items]
Operating Revenues	$ 417,429	398,258	$ 814,223	780,526
Operating Income (net of depreciation, amortization and facility consolidation charges and asset impairment charges)	176,502	171,322	351,832	325,871
Depreciation, amortization and facility consolidation charges and asset impairment charges	21,825	20,621	43,086	47,815
Operating Segments \| Digital
Segment Reporting Information [Line Items]
Operating Revenues	338,147	194,381	670,846	374,116
Operating Income (net of depreciation, amortization and facility consolidation charges and asset impairment charges)	63,633	35,695	119,786	59,519
Depreciation, amortization and facility consolidation charges and asset impairment charges	37,808	9,603	70,635	17,891
Operating Segments \| Publishing
Segment Reporting Information [Line Items]
Operating Revenues	789,976	867,365	1,558,164	1,709,428
Operating Income (net of depreciation, amortization and facility consolidation charges and asset impairment charges)	47,249	53,239	65,554	96,227
Depreciation, amortization and facility consolidation charges and asset impairment charges	39,241	53,123	75,366	89,714
Corporate
Segment Reporting Information [Line Items]
Operating Income (net of depreciation, amortization and facility consolidation charges and asset impairment charges)	(19,018)	(17,754)	(37,878)	(35,121)
Depreciation, amortization and facility consolidation charges and asset impairment charges	4,193	4,749	7,934	10,003
Intersegment Eliminations
Segment Reporting Information [Line Items]
Operating Revenues	(24,160)	$ 0	(49,076)	$ 0
Intersegment Eliminations \| Broadcasting
Segment Reporting Information [Line Items]
Operating Revenues			1,000
Intersegment Eliminations \| Digital
Segment Reporting Information [Line Items]
Operating Revenues	19,000		38,000
Intersegment Eliminations \| Publishing
Segment Reporting Information [Line Items]
Operating Revenues	$ 5,000		$ 10,000

Depreciation Amortization Of Intangible Assets And Asset Impairment And Other Charges, Operating

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+ References

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.1)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

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