Stockholders' Equity Dividends Paid (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Stockholders' Equity Attributable to Parent [Abstract]
Dividends, Common Stock	$ (1,700)	$ (1,700)	$ (3,402)	$ (3,500)