Stockholders' Equity Stockholders Equity (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Equity [Abstract]
Common Stock, Dividends, Per Share, Declared			$ 0.50
Common Stock, Dividends, Per Share, Cash Paid	$ 0.125	$ 0.125	$ 0.375	$ 0.250
Payments of Dividends			$ 18,773	$ 12,392