Goodwill and Other Identifiable Intangible Assets (Details 2) $ in Thousands	Dec. 01, 2018 USD ($)
Schedule of estimated future amortization expense for identifiable intangible assets
Estimated amortization expense, Remainder of Fiscal 2018	$ 2,266
Estimated amortization expense, Fiscal 2019	8,091
Estimated amortization expense, Fiscal 2020	8,084
Estimated amortization expense, Fiscal 2021	7,928
Estimated amortization expense, Fiscal 2022	$ 7,539