Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Restricted Stock-Narrative) (Details)

v3.5.0.2
Stockholders' Equity (Restricted Stock-Narrative) (Details) - Restricted Stock Units (RSUs) [Member]
9 Months Ended 12 Months Ended
Aug. 23, 2016
item
shares
Apr. 01, 2016
item
shares
Aug. 14, 2015
shares
Feb. 10, 2015
shares
Jan. 22, 2015
item
shares
Sep. 30, 2016
shares
Dec. 31, 2015
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Number of independent directors, restricted stock units granted | item         3    
Units issued     20,000     224,405 82,501
Restricted stock unit grant       20,000 62,501    
Granted 1/22/2015, Vesting Started 1/31/2015 [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Vesting period           12 months  
Granted 2/10/2015, Vesting Started 2/10/2015 [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Vesting period           6 months  
Granted 4/1/2016 [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Number of independent directors, restricted stock units granted | item   5          
Units issued   116,070          
Vesting period           12 months  
Granted 8/23/2016 [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Number of independent directors, restricted stock units granted | item 5            
Units issued 108,335            
Vesting period           12 months