Net Income (Loss) Per Share (Tables)

6 Months Ended

Jun. 30, 2011

Disclosure - Net Income (Loss) Per Share [Abstract]

Schedule Of Net Income Per Share Table [Text Block]

			For the three		For the three		For the six		For the six
			months ended		months ended		months ended		months ended
			June 30, 2011		June 30, 2010		June 30, 2011		June 30, 2010
Numerator:
	Net income (loss)		$	124,185	$	190,927	$	(682,771)	$	270,581
	Less: preferred dividends			(8,631)		(8,631)		(17,263)		(17,263)
	Net income (loss) available to common shareholders		$	115,554	$	182,296	$	(700,034)	$	253,318
Denominator:
	Weighted number of common shares outstanding - basic			67,628.1		77,365.4		67,811.4		79,519.2
	Share options and other (1)			814.2		1,431.0		—		1,531.5
	Weighted average number of common shares and
		common share equivalents outstanding - diluted		68,442.3		78,796.4		67,811.4		81,050.7
Basic net income (loss) per share			$	1.71	$	2.36	$	(10.32)	$	3.19
Diluted net income (loss) per share(1)			$	1.69	$	2.31	$	(10.32)	$	3.13