Share Based and Deferred Compensation (Tables)

9 Months Ended

Sep. 30, 2011

Share Based and Deferred Compensation [Abstract]

Option activity

				Weighted		Weighted Average
				Average		Remaining Contractual		Aggregate Intrinsic
	Shares			Exercise Price		Term (in years)		Value
Outstanding at January 1, 2011		3,116,611		$	14.56		7.81	$	(9,080,625	)
Granted		603,241			11.89		9.43		(2,338,765	)
Exercised		(120,179	)		2.91
Outstanding at September 30, 2011		3,599,673		$	14.50		7.46	$	(23,367,772	)
Vested/Exercisable at September 30, 2011		2,287,729		$	17.01		6.85	$	(20,370,992	)

Company's restricted share activity

				Weighted
				Average Grant
	Shares			Date Fair value
Non-vested at January 1, 2011		851,278		$	10.75
Granted		197,035			11.92
Vested		(237,541	)		19.76
Forfeited		(2,674	)		11.30
Non-vested at September 30, 2011		808,098		$	9.47