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Condensed Consolidated Balance Sheets (Parenthetical) (Unaudited) - USD ($)
$ in Thousands
Sep. 30, 2018
Apr. 01, 2018
Statement of Financial Position [Abstract]    
Allowance for doubtful accounts, trade receivables $ 670 $ 942
Shares authorized 30,000,000 30,000,000
Common stock, par value (usd per share) $ 0.05 $ 0.05
Common Stock, Shares, Issued 10,679,469 10,631,992
Common Stock, Shares, Outstanding 10,679,469 10,631,992