Condensed Consolidated Statement of Stockholders' Equity (Unaudited) - 9 months ended Sep. 30, 2016 - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Loss	Total stockholders' equity	Noncontrolling Interests
Balance value at Dec. 31, 2015	$ 2,761,665	$ 1	$ 2,150,813	$ 846,691	$ (239,003)	$ 2,758,502	$ 3,163
Balance shares at Dec. 31, 2015	109,098	109,098
Net income for nine months ended September 30, 2016	$ 262,515	$ 0	0	261,970	0	261,970	545
Dividends on common shares	(94,202)	0	0	(94,202)	0	(94,202)	0
Purchase of Company shares, value	(454)	$ 0	(454)	0	0	(454)	0
Purchase of Company shares, shares		(14)
Shares issued in connection with share-based compensation plans, value	2,443	$ 0	4,450	(2,007)	0	2,443	0
Shares issued in connection with share-based compensation plans, shares		736
Share-based compensation	28,096	$ 0	28,096	0	0	28,096	0
Net activity related to noncontrolling interests	2,518	0	(26)	0	0	(26)	2,544
Other comprehensive income (Note 13)	65,972	0	0	0	65,951	65,951	21
Balance value at Sep. 30, 2016	$ 3,028,553	$ 1	$ 2,182,879	$ 1,012,452	$ (173,052)	$ 3,022,280	$ 6,273
Balance shares at Sep. 30, 2016	109,820	109,820