Income Taxes (Income (Loss) from Continuing Operations before Income Taxes) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012		Dec. 31, 2011		Dec. 31, 2010
Income Taxes [Abstract]
Domestic	$ 77,254		$ 168,804		$ (342,333)
Foreign	23,573	[1]	11,003	[1]	4,228	[1]
Income (loss) before income taxes	$ 100,827		$ 179,807		$ (338,105)

[1] Inclusive of income (loss) before income taxes from Australia and Puerto Rico.