Quarterly report pursuant to Section 13 or 15(d)

Stock-based Compensation (Details)

v2.4.0.6
Stock-based Compensation (Details) (USD $)
3 Months Ended 9 Months Ended 12 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Restricted Stock Plan [Member]
Dec. 31, 2011
Restricted Stock Plan [Member]
Sep. 30, 2012
Non-employee Directors Stock Plan [Member]
Dec. 31, 2011
Non-employee Directors Stock Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Restricted stock awarded (in shares)         29,379 32,256 10,800 9,800
Stock-based compensation expense $ 225,000 $ 478,000 $ 1,000,000 $ 1,200,000     $ 272,000  
Stock-based compensation cost, net     $ 692,000 $ 786,000