Accounting Policies (Details) - USD ($) $ in Thousands		Jun. 30, 2015	Dec. 31, 2014	Jun. 30, 2014	Dec. 31, 2013
The components of accumulated other comprehensive income (loss) ("accumulated OCI")
Unrealized losses on foreign currency translation		$ 267	$ 137
Unrealized losses on interest rate contracts	[1]	84,410	96,084
Total unrealized losses		84,677	96,221
Income tax benefit		(32,458)	(37,281)
Noncontrolling interest		(86)	(94)
Accumulated Other Comprehensive Loss		$ 52,133	$ 58,846	$ 68,446	$ 76,582

[1] Included in the amounts as of June 30, 2015 and December 31, 2014 are $62,838 and $73,536, 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.