Commercial Loans Receivable (Commercial Loans Receivable by Credit Quality Indicator and Year of Origination) (Details) - USD ($) $ in Thousands	Oct. 02, 2021	Apr. 03, 2021
Performing
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable	$ 73,006	$ 45,377
Performing | Fiscal 2022
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable	25,069
Performing | Fiscal 2021
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable	35,259	30,627
Performing | Fiscal 2020
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable	7,338	8,677
Performing | Fiscal 2019
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable	2,669	3,206
Performing | Fiscal 2018
Financing Receivable Recorded Investment [Line Items]
Commercial loans receivable	1,379	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	1,292
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