Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2012

Benefit Plans [Abstract]

Summary of changes in Benefit Obligation

	Year ended December 31,
	2012			2011
	(Dollars in thousands)
Change in Benefit Obligation:
Benefit obligation at beginning of year	$	1,981		$	2,778
Service cost		—			—
Interest cost		(95	)		54
Actuarial gain		(23	)		(690	)
Benefits paid		(9	)		(161	)
Benefit obligation at end of the year	$	1,854		$	1,981
Funded status of the plan	$	(1,854	)	$	(1,981	)

Component accumulated benefit obligation

	The year ended December 31,
	2012		2011
	(Dollars in thousands)
Net actuarial gains	$	612	$	1,016
Prior service credit		1,117		690
	$	1,729	$	1,706

Components of net periodic benefit cost/(gain)

	Year Ended December 31,
	2012			2011			2010
	(Dollars in thousands)
Service cost	$	—		$	—		$	—
Interest cost		75			132			186
Expected return on plan assets		—			—			—
Net amortization of prior service cost		(78	)		(78	)		(1	)
Amortization of net actuarial gain		(92	)		—			—
Net periodic benefit cost		(95	)		54			185
Net loss (gain)		193			(79	)		(671	)
Prior service credit		—			(689	)		—
Amortization of prior service cost		(170	)		78			1
Total recognized in other comprehensive income		23			(690	)		(670	)
Total recognized in net periodic benefit cost and other comprehensive income	$	(72	)	$	(636	)	$	(485	)
Assumptions used in the valuations were as follows:
Weighted average discount rate		3.00	%		4.00	%		5.00	%

Effects of a one-percentage point change in assumed in health care cost trend rates

	1 Percentage Point Increase		1 Percentage Point Decrease
	(Dollars in thousands)
Effect on total of service and interest cost components	$	5	$	(4	)
Effect on the postretirement benefit obligation		109		(98	)

Anticipated benefits payable over the next ten years

(Dollars in thousands)
2013	$	168
2014		166
2015		162
2016		157
2017		151
2018-2022		664
Total	$	1,468

Summary of activity in the Plans

	For the year ended December 31,
	2012
	Shares			Weighted average exercise price		Aggregate intrinsic value (Dollars in thousands)
Outstanding at beginning of year		1,991,532		$	6.63
Granted		10,898			2.12
Exercised		(31,000	)		1.91
Forfeited		(661,488	)		8.48
Outstanding at end of period		1,309,942		$	5.77	$	640
Options exercisable at end of period		1,281,334		$	5.86	$	602

Information related to the stock options granted under the 1999 Plan and the 2007 Plan

	2012		2011		2010
Intrinsic value of options exercised	$	31,000	$	—	$	—
Cash received from option exercises		2,100		—		—
Tax benefit realized from option exercises		—		—		—
Weighted average fair value of options granted		1.38		0.87		1.33

Weighted-average assumptions for determining fair value of options granted in 2012

Risk-free interest rate	0.84	%
Expected term (years)	5
Expected stock volatility	64.17	%
Dividend yield	0.00	%

Summary of changes in the Company's nonvested restricted shares

	Shares			Weighted average grant date fair value
Nonvested shares at January 1, 2012		59,019		$	1.32
Granted		399,124			1.82
Vested		(328,822	)		1.30
Forfeited		—			—
Nonvested shares at December 31, 2012		129,321		$	2.86