Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation (Narrative) (Details)

v3.7.0.1
Stock-Based Compensation (Narrative) (Details) - USD ($)
1 Months Ended 3 Months Ended 12 Months Ended
May 18, 2015
Jan. 07, 2013
Nov. 30, 2012
Apr. 30, 2009
Apr. 30, 2008
Mar. 31, 2008
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Net tax impact of share-based compensation reduction in additional paid-in capital             $ 15,000 $ 7,000 $ 6,000
Stock options                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Termination period from the date of grant         7 years 10 years      
Total stock option compensation expense not yet recognized             $ 1,300,000    
Weighted-average period for recognition of cost not yet recognized             2 years 350 days    
Restricted stock and restricted stock units                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Total stock option compensation expense not yet recognized             $ 894,000    
Weighted-average period for recognition of cost not yet recognized             1 year 219 days    
2007 Stock Incentive Plan                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized             2,730,320    
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant             741,831    
Newly Hired Executive Officers | Stock options                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Granted non-qualified options to purchase shares of common stock 130,000 50,000 100,000 200,000          
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number             230,000    
Termination period from the date of grant             7 years    
Qumu, Inc.                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Stock-based compensation costs included in discontinued operations                 $ 198,000