Consolidated Statements of Comprehensive Income (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Net Income	$ 265,156	$ 152,421	$ 16,739
Other Comprehensive Income (Loss):
Net unrealized gain on investments, net of taxes	340	0	0
Realized gain on derivatives	5,893	0	0
Net unrealized gain (loss) on derivatives	530	(123)	(854)
Amortization of loss on derivatives	2,299	2,650	2,551
Retirement liability adjustment	11,479	473	(7,666)
Total	20,541	3,000	(5,969)
Comprehensive Income	285,697	155,421	10,770
Comprehensive Income Attributable to Noncontrolling Interests	(44,894)	(5,781)	(1,118)
Comprehensive Income Adjusted for Noncontrolling Interests	$ 240,803	$ 149,640	$ 9,652