CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Net income	$ 82,732	$ 1,061,034
Other comprehensive (loss) income – derivative instruments:
Unrealized holding (losses) gains arising during the period	(11,952)	2,814
Losses reclassified into earnings from other comprehensive income	4,129	8,272
Other comprehensive income – other instruments:
Unrealized holding gains arising during the period	0	427
Other comprehensive income (loss) – foreign currency:
Currency translation adjustments arising during the period	91	(873)
Other comprehensive (loss) income	(7,732)	10,640
Comprehensive income	75,000	1,071,674
Comprehensive (income) attributable to Noncontrolling Interests	(3,302)	(43,774)
Comprehensive income attributable to controlling interests	$ 71,698	$ 1,027,900