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]
6 Months Ended 12 Months Ended
Apr. 01, 2016
item
shares
Aug. 14, 2015
shares
Feb. 10, 2015
shares
Jan. 22, 2015
item
shares
Jun. 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     116,070 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