XML 62 R50.htm IDEA: XBRL DOCUMENT v3.7.0.1
Stockholders' Equity (Tables) (Details) - shares
 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Dec. 31, 2016
Dec. 31, 2015
Class of Stock [Line Items]        
Preferred Stock, Shares Issued 104,574      
Preferred Stock, Shares Outstanding 104,574      
Common Class A [Member]        
Class of Stock [Line Items]        
Common Stock, Shares, Outstanding 7,630,369 7,563,600 7,563,600 7,563,600
Stock Issued During Period, Shares, New Issues 38,751      
Conversion of Stock, Shares Converted 28,018      
Common Stock, Shares, Issued 7,630,369   7,563,600  
Common Class B [Member]        
Class of Stock [Line Items]        
Common Stock, Shares, Outstanding 1,408,382 1,436,400 1,436,400 1,436,400
Conversion of Stock, Shares Converted   (28,018)    
Common Stock, Shares, Issued 1,408,382   1,436,400