Business Segment Information (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Segment Reporting Information [Line Items]
Operating Revenues	$ 464,264	$ 519,617	$ 1,412,703	$ 1,457,233
Operating Income (net of depreciation, amortization, asset impairment and facility consolidation charges)	116,861	185,851	390,052	497,889
Depreciation, amortization, asset impairment and facility consolidation charges	28,134	34,205	68,979	79,141
Operating Segments \| Media
Segment Reporting Information [Line Items]
Operating Revenues	464,264	517,021	1,412,703	1,449,202
Operating Income (net of depreciation, amortization, asset impairment and facility consolidation charges)	130,338	219,766	433,629	568,163
Depreciation, amortization, asset impairment and facility consolidation charges	27,538	18,583	67,864	59,735
Operating Segments \| Digital
Segment Reporting Information [Line Items]
Operating Revenues	0	2,596	0	8,031
Operating Income (net of depreciation, amortization, asset impairment and facility consolidation charges)	0	(17,832)	0	(23,300)
Depreciation, amortization, asset impairment and facility consolidation charges	0	15,565	0	16,297
Corporate
Segment Reporting Information [Line Items]
Operating Income (net of depreciation, amortization, asset impairment and facility consolidation charges)	(13,477)	(16,083)	(43,577)	(46,974)
Depreciation, amortization, asset impairment and facility consolidation charges	$ 596	$ 57	$ 1,115	$ 3,109

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

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- Definition

The net result for the period of deducting operating expenses from operating revenues.

+ 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=63488584&loc=d3e20235-122688

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