EARNINGS PER COMMON SHARE (DETAILS) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Basic earnings per common share
Net income	$ 202,259	$ 83,725	$ 350,729	$ 395,280
Less: noncontrolling interests	1,573	0	2,795	0
Less: preferred share dividends	10,022	8,197	20,044	16,938
Less: loss on repurchase of preferred shares	0	3,081	0	3,081
Net income available to common shareholders	190,664	72,447	327,890	375,261
Weighted average common shares outstanding - basic	105,118	115,163	107,075	116,088
Basic earnings per common share	$ 1.81	$ 0.63	$ 3.06	$ 3.23
Diluted earnings per common share
Net income available to common shareholders	$ 190,664	$ 72,447	$ 327,890	$ 375,261
Weighted average common shares outstanding - basic	105,118	115,163	107,075	116,088
Stock compensation plans	1,171	1,508	1,254	1,572
Weighted average common shares outstanding - diluted	106,289	116,671	108,329	117,660
Diluted earnings per common share	$ 1.79	$ 0.62	$ 3.03	$ 3.19
Anti-dilutive shares excluded from the dilutive computation	73	35	562	473