XML 55 R44.htm IDEA: XBRL DOCUMENT v3.19.2
EQUITY (Details Textual) - USD ($)
 3 Months Ended
May 25, 2018
Jul. 01, 2018
Jun. 30, 2019
Dec. 30, 2018
May 31, 2018
Class of Stock [Line Items]          
Common stock, shares authorized (in shares)     19,500,000 19,500,000  
Common stock, par value (in USD per share)     $ 0.01 $ 0.01  
Preferred stock, shares authorized (in shares)     500,000 500,000  
Preferred stock, par value (in USD per share)     $ 0.01 $ 0.01  
Issuance of shares, net of offering costs   $ 21,386,013      
Common Stock          
Class of Stock [Line Items]          
Common stock, par value (in USD per share)         $ 0.01
Issuance costs of the 2013 Plan and Form S-3, shares 1,293,750        
Issuance of shares, net of offering costs $ 23,300,000        
Shares issued, price per share $ 18.00        
Payments of stock issuance costs $ 1,900,000