XML 45 R31.htm IDEA: XBRL DOCUMENT v3.7.0.1

Strategic Actions - Narrative (Details) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2017 USD ($)	Mar. 31, 2016 USD ($)	Dec. 31, 2016 USD ($)	Sep. 07, 2016 employee
Strategic Actions [Line Items]
Revenue	$ 778,471	$ 781,732
Operating Segments | Digital
Strategic Actions [Line Items]
Revenue	$ 332,161	$ 337,903
Operating Segments | Digital | Cars.com
Strategic Actions [Line Items]
Revenue			$ 633,000
Number of employees | employee				1,275
Operating Segments | Digital | CareerBuilder
Strategic Actions [Line Items]
Revenue			$ 714,000
Number of employees | employee				3,300
Ownership interest (as a percent)				53.00%

X

- Definition

Number of persons employed by the Entity

+ References

No definition available.

+ Details

Name:	dei_EntityNumberOfEmployees
Namespace Prefix:	dei_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Majority Interest, Ownership Percentage by Parent

+ References

No definition available.

+ Details

Name:	tgna_MajorityInterestOwnershipPercentagebyParent
Namespace Prefix:	tgna_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

[Line Items] for Strategic Actions [Table]

+ References

No definition available.

+ Details

Name:	tgna_StrategicActionsLineItems
Namespace Prefix:	tgna_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

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

+ Details

Name:	us-gaap_Revenues
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Details

Name:	us-gaap_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=tgna_DigitalMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	dei_LegalEntityAxis=tgna_SubsidiariesCars.comMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	dei_LegalEntityAxis=us-gaap_SubsidiariesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: