Commercial Loans Receivable (Commercial Loans Receivable by Credit Quality Indicator and Year of Origination) (Details) - USD ($) $ in Thousands	Jul. 03, 2021	Apr. 03, 2021
Performing
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable	$ 45,620	$ 45,377
Performing | Fiscal 2022
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable	15,150
Performing | Fiscal 2021
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable	19,119	30,627
Performing | Fiscal 2020
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable	5,973	8,677
Performing | Fiscal 2019
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable	2,689	3,206
Performing | Fiscal 2018
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable	1,743	1,864
Performing | Fiscal 2017
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable		1,003
Performing | Fiscal 2017 and prior
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable	946
Performing | Fiscal 2016 and prior
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable		0
Watch list | Fiscal 2022
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable	0
Watch list | Fiscal 2021
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable	0	0
Watch list | Fiscal 2020
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable	0	0
Watch list | Fiscal 2019
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable	0	0
Watch list | Fiscal 2018
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable	0	0
Watch list | Fiscal 2017
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable		0
Watch list | Fiscal 2017 and prior
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable	0
Watch list | Fiscal 2016 and prior
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable		0
Nonperforming | Fiscal 2022
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable	0
Nonperforming | Fiscal 2021
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable	0	0
Nonperforming | Fiscal 2020
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable	0	0
Nonperforming | Fiscal 2019
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable	0	0
Nonperforming | Fiscal 2018
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable	0	0
Nonperforming | Fiscal 2017
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable		0
Nonperforming | Fiscal 2017 and prior
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable	$ 0
Nonperforming | Fiscal 2016 and prior
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable		$ 0