Share-Based Payments and Other Executive Compensation (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended				0 Months Ended	3 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013 executive	Sep. 30, 2012	Sep. 30, 2013	Dec. 31, 2012	Jun. 02, 2011 The Incentive Plan [Member]	Sep. 30, 2013 The Incentive Plan [Member]	Jun. 01, 2011 The Incentive Plan [Member]	Sep. 30, 2013 Stock options, restricted stock and RSU granted [Member]	Sep. 30, 2013 Common Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock, par value per share (in dollars per share)	$ 1		$ 1			$ 1	$ 1.00
Increase in authorized shares under incentive plan (in shares)							700,000
Shares authorized under the plan (in shares)							2,200,000		1,500,000
Expiration period after grant issued								10 years
Shares available for grant (in shares)	387,239		387,239							720,807	1,108,046
Restricted stock cancelled (in shares)			114,750
Share-based compensation cost	$ 360	$ 268	$ 976	$ 1,113
Number of executives			2
Restricted stock granted (in shares)	520,036
Weighted average grant date fair value (in dollars per share)					$ 8.65
Unrecognized compensation expense	$ 2,027		$ 2,027
Weighted average expense recognition period (in years)			1 year 9 months 26 days