Condensed Consolidated Statement Of Shareholders' Equity - 9 months ended Sep. 30, 2016 - USD ($) $ in Thousands		Total	Class A Common Stock	Class B Common Stock	Retained Deficit	Accumulated Other Comprehensive (Loss) Income	Additional Paid-In Capital	Treasury Stock	Non- controlling Interest	Regular Cash Dividend Additional Paid-In Capital
Balance at December 31, 2015, shares at Dec. 31, 2015			100,015,546	5,605
Balance at December 31, 2015 at Dec. 31, 2015		$ 3,831,722	$ 100	$ 0	$ (322,351)	$ (71,016)	$ 4,619,618	$ (400,153)	$ 5,524
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss		(4,705)			(4,705)
Other comprehensive income, net of taxes		7,132				7,132
Comprehensive Income		2,427
Regular dividends declared to shareholders and warrant holders, $0.75 per share	[1]	(68,684)								$ (68,684)
Warrant exercises, shares			132,066
Stock-based compensation		27,471					27,471
Net share settlements of stock-based awards, shares			237,238
Net share settlements of stock-based awards		(4,540)	$ 0				(4,551)	11
Common stock repurchases		(157,546)	$ (158,000)					(157,546)
Contributions from noncontrolling interest		145							145
Balance at September 30, 2016, shares at Sep. 30, 2016			100,384,850	5,605
Balance at September 30, 2016 at Sep. 30, 2016		$ 3,630,995	$ 100	$ 0	$ (327,056)	$ (63,884)	$ 4,573,854	$ (557,688)	$ 5,669

[1] Includes $1.1 million of granted dividend equivalent units.