Stock-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2011

Stock-Based Compensation [Abstract]

Fair value assumptions of stock options

	2011			2010			2009
Dividend yield		2.00	%		3.00	%		4.95	%
Risk-free interest rate		2.27	%		2.70	%		1.87	%
Expected volatility		47.24	%		45.38	%		36.00	%
Weighted average expected life		6 years			6 years			6 years
Weighted average per share fair value of options	$	5.56		$	4.60		$	3.60

Summary of Company's Stock Option Activities

				Weighted Average	Aggregate
		Weighted Average		Remaining	Intrinsic
Stock Options	Shares	Exercise Price		Contractual Term	Value (000s)
Outstanding at December 31, 2008	6,581,702	$	27.45
Granted	975,548		17.05
Exercised	(945)		16.70
Forfeited or expired	(847,687)		25.73
Outstanding at December 31, 2009	6,708,618	$	26.16	5.61	$	-
Options exercisable at December 31, 2009	4,811,626	$	27.73	4.50	$	-
Outstanding at December 31, 2009	6,708,618		26.16
Granted	1,348,474		13.24
Exercised	(14,868)		12.71
Forfeited or expired	(740,766)		20.95
Outstanding at December 31, 2010	7,301,458	$	24.33	5.01	$	2,460
Options exercisable at December 31, 2010	5,275,738	$	27.60	3.63	$	63
Outstanding at December 31, 2010	7,301,458		24.33
Granted	1,624,369		14.20
Exercised	(23,437)		12.66
Forfeited or expired	(1,847,116)		24.51
Outstanding at December 31, 2011	7,055,274	$	21.99	5.61	$	27
Options exercisable at December 31, 2011	4,623,935	$	26.10	4.01	$	7

Summary of Company's Nonvested Stock Option Activities

The following table summarizes information about the Corporation’s nonvested stock option activity for 2011, 2010, and 2009.
		Weighted Average
Stock Options	Shares	Grant Date Fair Value
Nonvested at December 31, 2008	1,811,165	$	3.85
Granted	975,548		3.60
Vested	(650,629)		4.07
Forfeited	(239,092)		4.26
Nonvested at December 31, 2009	1,896,992	$	3.60
Nonvested at December 31, 2009	1,896,992	$	3.60
Granted	1,348,474		4.60
Vested	(920,969)		3.93
Forfeited	(298,777)		3.78
Nonvested at December 31, 2010	2,025,720	$	4.09
Nonvested at December 31, 2010	2,025,720	$	4.09
Granted	1,624,369		5.56
Vested	(955,454)		3.77
Forfeited	(263,296)		4.85
Nonvested at December 31, 2011	2,431,339	$	5.11

Summary of Restricted Stock Awards Activity (Excluding Salary Shares)

The following table summarizes information about the Corporation’s restricted stock activity for 2011, 2010, and 2009.
		Weighted Average
Restricted Stock	Shares	Grant Date Fair Value
Outstanding at December 31, 2008	354,327	$	26.75
Granted	371,643		16.48
Vested	(146,320)		27.96
Forfeited	(52,519)		21.80
Outstanding at December 31, 2009	527,131	$	19.67
Outstanding at December 31, 2009	527,131	$	19.67
Granted	604,343		12.38
Vested	(205,239)		21.68
Forfeited	(153,973)		17.12
Outstanding at December 31, 2010	772,262	$	13.94
Outstanding at December 31, 2010	772,262	$	13.94
Granted	593,437		14.27
Vested	(169,499)		17.74
Forfeited	(182,435)		13.86
Outstanding at December 31, 2011	1,013,765	$	13.79

Summary of stock options outstanding by range of exercise prices

The following table summarizes information about the Corporation’s stock options outstanding at December 31, 2011.
	Options	Weighted Average		Remaining	Options	Weighted Average
	Outstanding	Exercise Price		Life (Years)	Exercisable	Exercise Price
Range of Exercise Prices:
$0.00 — $10.00	4,000	$	9.26	7.56	2,680	$	9.26
$10.01 — $15.00	2,592,027		13.77	8.65	384,122		13.20
$15.01 — $20.00	761,217		17.40	6.87	539,103		17.54
$20.01 — $25.00	1,504,303		23.40	2.98	1,504,303		23.40
$25.01 — $30.00	452,037		29.04	2.05	452,037		29.04
Over $30.00	1,741,690		33.19	3.72	1,741,690		33.19
Total	7,055,274	$	21.99	5.61	4,623,935	$	26.10