XML 64 R52.htm IDEA: XBRL DOCUMENT v3.19.2
Property and Equipment - Narrative (Details) - USD ($)
$ in Millions
12 Months Ended
May 26, 2019
May 27, 2018
May 28, 2017
Property, Plant and Equipment [Abstract]      
Depreciation and amortization expense $ 13.1 $ 11.0 $ 9.6
Amortization related to capitalized leases 0.1 0.1 0.1
Capitalized software development costs 1.0 0.9 2.2
Amortization related to computer software 0.9 0.6 0.4
Unamortized computer software cost 2.8 2.5  
Capitalized interest $ 0.7 $ 0.6 $ 0.5