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Summary of Significant Accounting Policies - Impact of Recently Issued Accounting Standards (Details) - USD ($)
12 Months Ended
Mar. 26, 2017
Mar. 27, 2016
Mar. 29, 2015
Recently Issued Accounting Pronouncements      
Excess tax benefit from stock-based compensation   $ 381,400 $ 830,300
Maximum      
Recently Issued Accounting Pronouncements      
Sales returns as a percent of revenue 3.00%