XML 104 R87.htm IDEA: XBRL DOCUMENT v3.8.0.1
Cash Flow Information - Supplemental Cash Flow Information (Details) - USD ($)
$ in Thousands
12 Months Ended
Apr. 28, 2018
Apr. 29, 2017
Apr. 30, 2016
Cash payments for:      
Interest $ 193 $ 228 $ 303
Income taxes, net of refunds $ 8,937 $ 3,196 $ (824)