Equity Compensation, Employment Agreements and Other Benefit Plans (Details 3) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
Deferred compensation activity
Number of officers having employment agreements with the company	5
Deferred Compensation Plans
Deferred compensation activity
Deferrable compensation by the employee, maximum (as a percent)	100.00%
Expenses related to Deferred Plans	$ 17		$ 69		$ (6)
Cash distributed to the participants	12		21		248
Undistributed income deferred	270	[1]	199	[1]
Liability under deferred plans	382		302
Deferred Compensation Plans | Non-employee directors
Deferred compensation activity
Expenses related to Deferred Plans	17		69		(6)
Undistributed income deferred	270	[1]	199	[1]
Liability under deferred plans	382		302
Savings Plan
Deferred compensation activity
Employer contribution percentage on first 3 percent of eligible compensation deferred by employees	100.00%
Percentage of eligible compensation deferred by employees qualifying for 100 percent matching contribution	3.00%
Employer contribution percentage on next 2 percent of eligible compensation deferred by employees	50.00%
Percentage of eligible compensation deferred by employees qualifying for 50 percent matching contribution	2.00%
Percentage of employer matching contributions that vest immediately	100.00%
Expenses for matching contributions	$ 250		$ 244		$ 208

[1] Represents the cumulative amounts that were deferred by participants through December 31, 2013 and 2012, which had not been distributed through such date.