Stockholders' Equity - Common, Preferred and Treasury Shares Activity (Details)	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2014 Common Stock	Mar. 31, 2014 Treasury Stock	Mar. 31, 2014 Series G1 Preferred Stock	Dec. 31, 2013 Series G1 Preferred Stock	Mar. 31, 2014 Series G2 Preferred Stock	Dec. 31, 2013 Series G2 Preferred Stock
Beginning balance				1,000	1,000	1,000	1,000
Beginning balance	401,943	401,943
Treasury stock repurchase	3,989		3,989
Treasury stock retirements	(3,989)	(3,989)	(3,989)
Ending balance				1,000	1,000	1,000	1,000
Ending balance	397,954	397,954