Stock-Based Compensation Time Vested Deferred Stock Activity (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Document Fiscal Year Focus	2013
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]
Granted, Weighted-Average Grant Date Fair Value (in dollars per share)		$ 5.20	$ 4.28
Amended and Restated 2004 Omnibus Stock Plan | Time-Vested Deferred Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]
Outstanding non-vested beginning balance (in shares)	400	416	218
Granted	104	104	305
Vested	(92)	(95)	(70)
Cancelled (in shares)	(33)	(25)	(37)
Outstanding non-vested ending balance (in shares)	379	400	416
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]
Outstanding non-vested Weighted-Average Grant Date Fair Value, begining blance (in dollars per share)	$ 15.82	$ 14.68	$ 16.57
Granted, Weighted-Average Grant Date Fair Value (in dollars per share)	$ 15.21	$ 17.14	$ 14.74
Vested, Weighted-Average Grant Date Fair Value (in dollars per share)	$ 14.98	$ 12.89	$ 20.59
Cancelled, Weighted-Average Grant Date Fair Value (in dollars per share)	$ 15.17	$ 13.43	$ 15.16
Outstanding non-vested Weighted-Average Grant Date Fair Value, ending blance (in dollars per share)	$ 14.69	$ 15.82	$ 14.68
Outstanding at year end, Weighted-Average Remaing Contractual Life (in years)	2 years 6 months 0 days
Dividend Participation	$ 332	$ 370	$ 241
Closing market price per share	$ 18.53	$ 17.13	$ 13.81
Equivalent shares at closing market price	18	22	17