Quarterly report pursuant to Section 13 or 15(d)

Shareholders' Equity (Details)

v3.6.0.2
Shareholders' Equity (Details) - USD ($)
$ / shares in Units, $ in Thousands
 1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Oct. 10, 2016
Nov. 30, 2016
Mar. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Nov. 13, 2016
Class of Stock [Line Items]            
Cash dividends declared   $ 0.10       $ 0.20
Dividends   $ 1,000   $ 1,039 $ 1,400
Dividend paid date   Jan. 06, 2017       Dec. 18, 2015
Dividend record date   Dec. 21, 2016       Dec. 04, 2015
Symmetric Capital II LLC [Member]            
Class of Stock [Line Items]            
Shares issued in private placement 1,290,323          
Western State Design [Member]            
Class of Stock [Line Items]            
Stock Consideration       1,656,486    
Western State Design [Member] | Subsequent Event [Member]            
Class of Stock [Line Items]            
Stock Consideration     388,504