Restricted Stock, Common Stock And Common Stock Option Plans (Schedule Of Nonvested Restricted Common Shares) (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Restricted Stock, Common Stock And Common Stock Option Plans [Abstract]
Class A Non-vested Restricted Stock, Outstanding begining balance	1,195,406	211,900	313,780
Class A Non-vested Restricted Stock, Vested	(315,104)	(142,900)	(87,130)
Class A Non-vested Restricted Stock, Forfeited		(4,000)	(14,750)
Class A Non-vested Restricted Stock, Granted	430,000	1,130,406
Class A Non-vested Restricted Stock, Outstanding ending balance	1,310,302	1,195,406	211,900
Weighted Average Grant date Fair Value, Outstanding begining balance	$ 6.53	$ 6.96	$ 7.40
Weighted Average Grant date Fair Value, Vested	$ 6.52	$ 6.20	$ 8.68
Weighted Average Grant date Fair Value, Forfeited		$ 6.20	$ 6.20
Weighted Average Grant date Fair Value, Granted	$ 13.33	$ 6.55
Weighted Average Grant date Fair Value, Outstanding ending balance	$ 8.76	$ 6.53	$ 6.96