Bryanston Settlement Agreement (Details Textual) (USD $)	3 Months Ended		0 Months Ended							3 Months Ended
	Mar. 31, 2014	Dec. 31, 2013	Jun. 30, 2013 Preferred Stock [Member]	Mar. 31, 2014 Series E Preferred Stock [Member]	Dec. 31, 2013 Series E Preferred Stock [Member]	Mar. 31, 2014 Event Occurs after December 31, 2013 and on or Before June 30, 2014 [Member] Mandatorily Redeemable Preferred Stock [Member] Minimum [Member]	Mar. 31, 2014 Event Occurs after December 31, 2013 and on or Before June 30, 2014 [Member] Mandatorily Redeemable Preferred Stock [Member] Maximum [Member]	Mar. 31, 2014 Event Occurs after June 30, 2013 and on or Before December 31, 2014 [Member] Mandatorily Redeemable Preferred Stock [Member]	Mar. 31, 2014 Event Occurs After June 30, 2014 and on or Before December 31, 2014 [Member] Mandatorily Redeemable Preferred Stock [Member]	Mar. 31, 2014 Event Does not Occur by June 30, 2015 [Member] Mandatorily Redeemable Preferred Stock [Member]	Mar. 31, 2014 Event Does not Occur by June 30, 2015 [Member] Mandatorily Redeemable Preferred Stock Redeemable Over Three Year Period [Member]
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]
Shares redeemed			$ 1,500,000
Dividends payable	1,291,000
Stock payable				25,400,000	22,800,000	22,800,000	28,000,000	28,000,000
Preferred stock, per share liquidation value (usd per share)								$ 10
Dividends payable upon settlement event									1,200,000
Number of shares redeemable upon settlement event (shares)	1,551,000	1,551,000								150,000	150,000
Share value redeemable upon settlement event										1,500,000	1,500,000
Redeemable period upon settlement event										3 years
Interest expense recognized	$ 2,600,000