Accounting Policies (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014		Dec. 31, 2013		Sep. 30, 2013	Dec. 31, 2012
The components of accumulated other comprehensive income (loss) ("accumulated OCI")
Unrealized losses on foreign currency translation	$ 111		$ 189
Unrealized losses on interest rate contracts	100,140	[1]	125,059	[1]
Total unrealized losses	100,251		125,248
Income tax benefit	(38,840)		(48,517)
Noncontrolling interest	(103)		(149)
Accumulated Other Comprehensive Loss	$ 61,308		$ 76,582		$ 82,544	$ 107,814

[1] Included in the amounts as of September 30, 2014 and December 31, 2013 are $78,293 and $97,360, respectively, of unrealized loss on an interest rate swap associated with New York Times office building on its nonrecourse mortgage debt with a notional amount of $640,000. This swap effectively fixes the mortgage at an all-in lender interest rate of 6.40% and expires in September 2017.