Share Based Compensation, 401(k) Plan and Deferred Compensation (Tables)

12 Months Ended

Dec. 31, 2011

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Option activity

	Shares		Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (in years)	Aggregate Intrinsic Value
Outstanding at January 1, 2011	3,116,611		$	14.56	7.81	$	(9,080,625	)
Granted	603,241		11.89		9.18	(1,441,746		)
Exercised	(120,180	)	2.91
Outstanding at December 31, 2011	3,599,672		$	14.50	7.20	$	(18,015,060	)
Vested/Exercisable at December 31, 2011	2,287,729		$	17.01	6.59	$	(16,912,225	)

	Years ended December 31,
	2010					2009
	Shares		Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (in Years)	Shares		Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (in Years)
Outstanding at beginning of year	2,404,567		$	15.48	8.38	1,754,648		$	20.41	8.77
Granted	724,805		11.31		9.18	676,491		2.91		9.25
Forfeited/Expired	(12,761	)	2.91		—	(26,572	)	20.61		—
Outstanding at end of year	3,116,611		$	14.56	7.81	2,404,567		$	15.48	8.38
Vested/Exercisable at end of year	1,384,728		$	17.63	7.14	616,119		$	20.03	7.54

Schedule of share-based payment award, stock options, valuation assumptions

Grant Date	March 2, 2011		March 4, 2010
Risk-free interest rate	2.86%		3.03%
Dividend yield	5.01%		6.53%
Volatility factor	48.02%		46.89%
Weighted-average expected life	7	yrs	7	yrs

Company's restricted share activity

	Shares		Weighted Average Grant Date Fair value
Non-vested at January 1, 2011	851,278		$	10.75
Granted	197,035		11.92
Vested	(237,541	)	19.76
Forfeited	(3,481	)	11.47
Non-vested at December 31, 2011	807,291		$	9.46