Discontinued Operations (Details) $ in Millions		1 Months Ended
	Jun. 29, 2015	Jun. 30, 2015 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Pro rata distribution to stockholders (as a percent)	98.50%
Conversion ratio for every share of Tegna common stock owned by stockholders	0.5
Shares held by Tegna after distribution (as a percent)	1.50%
Tegna to own shares for period, not to exceed	5 years
Publishing | Gannett Retirement Plan
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Voluntary contribution to defined benefit plans		$ 100