Bryanston Settlement (Details) (USD $)	12 Months Ended		0 Months Ended	12 Months Ended					9 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013 Preferred Stock [Member]	Dec. 31, 2013 Series E [Member]	Sep. 30, 2013 Series E [Member]	Sep. 30, 2013 Event Occurs on or Before December 31, 2013 [Member] Mandatorily Redeemable Preferred Stock [Member]	Sep. 30, 2013 Event Occurs after June 30, 2013 and on or Before December 31, 2014 [Member] Mandatorily Redeemable Preferred Stock [Member]	Sep. 30, 2013 Event Occurs After June 30, 2014 and on or Before December 31, 2014 [Member] Mandatorily Redeemable Preferred Stock [Member]	Sep. 30, 2013 Event Does not Occur by June 30, 2015 [Member] Mandatorily Redeemable Preferred Stock [Member]	Sep. 30, 2013 Event Does not Occur by June 30, 2015 [Member] Mandatorily Redeemable Preferred Stock Redeemable Over Three Year Period [Member]	Sep. 30, 2013 Minimum [Member] Event Occurs After December 31, 2013 and on or Before December, 31 2014 Mandatorily Redeemable Preferred Stock [Member]	Sep. 30, 2013 Maximum [Member] Event Occurs After December 31, 2013 and on or Before December, 31 2014 Mandatorily Redeemable Preferred Stock [Member]
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]
Shares redeemed	$ (25,619,000)		$ 1,500,000	$ (6,854,000)
Dividends payable		1,291,000
Stock payable				22,800,000	22,800,000	22,800,000	28,000,000				22,800,000	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)									150,000	150,000
Share value redeemable upon settlement event									$ 1,500,000	$ 1,500,000
Redeemable period upon settlement event									3 years