Capital Transactions (Tables)

12 Months Ended

Dec. 31, 2014

Capital Transactions

Schedule of assumptions used and weighted average fair value for stock option grants

	2014			2013			2012
Expected annual dividend rate		1.32	%		1.21	%		1.23	%
Risk-free interest rate		1.50	%		0.92	%		0.81	%
Average expected life (years)		5.8			6.0			5.6
Expected volatility of common stock		0.431			0.446			0.409
Forfeiture rate		0.0	%		0.0	%		0.0	%
Weighted average fair value of option grants	$	4.47		$	5.04		$	4.43

Schedule of restricted stock activity

	Number of Shares			Weighted-Average Grant-Date Fair Value
Non-vested shares outstanding at December 31, 2011		611,602		$	15.08
Granted		318,139			13.04
Vested		(212,841	)		14.95
Cancelled		(18,015	)		14.20
Non-vested shares outstanding at December 31, 2012		698,885			14.21
Granted		312,104			13.41
Vested		(231,465	)		14.35
Cancelled		(45,933	)		13.69
Non-vested shares outstanding at December 31, 2013		733,591			13.79
Granted		357,380			12.01
Vested		(329,522	)		14.38
Cancelled		(38,273	)		12.83
Non-vested shares outstanding at December 31, 2014		723,176			12.70

Schedule of stock option activity

	2014								2013					2012
	Number of Options			Weighted Average Exercise Price		Weighted Average Remaining Contractual Term	Aggregate Intrinsic Value ($000)		Number of Options			Weighted Average Exercise Price		Number of Options			Weighted Average Exercise Price
Outstanding at beginning of year		3,407,575		$	17.99	1.8 years				3,653,859		$	18.44		4,176,673		$	19.26
Granted		255,503			11.96					173,560			13.24		200,115			13.06
Exercised		(6,701	)		12.10					(75,080	)		10.91		(179,204	)		10.57
Cancelled		(768,303	)		6.81					(344,764	)		20.67		(543,725	)		25.35
Outstanding at end of year		2,888,074			16.46	1.7 years		—		3,407,575			17.99		3,653,859			18.44
Exercisable at December 31, 2014		2,324,336			17.39	0.8 years		—
Exercisable at December 31, 2013		2,818,464			18.83	1.1 years		—

Schedule of non-vested stock options

        The following table summarizes the status of the Company's non-vested stock options as of December 31, 2014:

	Number of Shares			Weighted-Average Grant-Date Fair Value
Non-vested shares at beginning of year		589,111		$	5.07
Granted		255,503		$	4.36
Vested		(217,918	)		5.58
Cancelled		(62,958	)		4.74
Non-vested shares at end of year		563,738		$	4.56

Schedule of stock options outstanding

        The following table summarizes information about the Company's stock options outstanding at December 31, 2014:

	Options Outstanding					Options Exercisable
Range of Exercise Prices	Number Outstanding		Weighted Average Remaining Contractual Life	Weighted Average Exercise Price		Number Exercisable		Weighted Average Exercise Price
$8 to $16		1,482,592	3.2 years	$	14.09		918,584	$	14.98
$17 to $22		1,108,895	0.1 years		17.13		1,108,895		17.13
$23 to $28		296,587	0.1 years		25.80		296,587		25.80
$8 to $28		2,888,074	1.7 years	$	16.46		2,324,336	$	17.39