Annual report pursuant to Section 13 and 15(d)

Related Party Transactions - Additional Information (Details)

v3.7.0.1
Related Party Transactions - Additional Information (Details) - USD ($)
12 Months Ended
Dec. 28, 2015
Mar. 31, 2017
Mar. 31, 2016
Mar. 31, 2015
Related Party Transaction [Line Items]        
Proceeds   $ 0 $ 999,000  
Sift        
Related Party Transaction [Line Items]        
Ownership 9.90%      
Net cash from investment in Sift $ 1,000 $ 346,000 $ 0 $ 0