Consumer Loans Receivable (Consumer Loan Receivables by Credit Quality Indicator and Year of Origination) (Details) - USD ($) $ in Thousands	Sep. 26, 2020	Mar. 28, 2020
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	$ 88,040	$ 85,990
Fiscal 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	23,643
Fiscal 2020
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	14,801
Fiscal 2019
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	4,208
Fiscal 2018
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	2,669
Fiscal 2017
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	2,713
Fiscal 2016 and prior
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	40,006
Prime- FICO score 680 and greater
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	54,880	55,513
Prime- FICO score 680 and greater | Fiscal 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	14,707
Prime- FICO score 680 and greater | Fiscal 2020
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	8,496
Prime- FICO score 680 and greater | Fiscal 2019
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	2,315
Prime- FICO score 680 and greater | Fiscal 2018
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	1,523
Prime- FICO score 680 and greater | Fiscal 2017
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	1,848
Prime- FICO score 680 and greater | Fiscal 2016 and prior
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	25,991
Near Prime- FICO score 620-679
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	30,185	27,767
Near Prime- FICO score 620-679 | Fiscal 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	8,684
Near Prime- FICO score 620-679 | Fiscal 2020
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	6,216
Near Prime- FICO score 620-679 | Fiscal 2019
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	1,864
Near Prime- FICO score 620-679 | Fiscal 2018
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	1,146
Near Prime- FICO score 620-679 | Fiscal 2017
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	779
Near Prime- FICO score 620-679 | Fiscal 2016 and prior
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	11,496
Sub-Prime- FICO score less than 620
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	2,266	2,142
Sub-Prime- FICO score less than 620 | Fiscal 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	100
Sub-Prime- FICO score less than 620 | Fiscal 2020
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	89
Sub-Prime- FICO score less than 620 | Fiscal 2019
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	0
Sub-Prime- FICO score less than 620 | Fiscal 2018
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	0
Sub-Prime- FICO score less than 620 | Fiscal 2017
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	86
Sub-Prime- FICO score less than 620 | Fiscal 2016 and prior
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	1,991
No FICO Score
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	709	568
No FICO Score | Fiscal 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	152
No FICO Score | Fiscal 2020
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	0
No FICO Score | Fiscal 2019
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	29
No FICO Score | Fiscal 2018
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	0
No FICO Score | Fiscal 2017
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	0
No FICO Score | Fiscal 2016 and prior
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	$ 528
Consumer loans receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable		$ 85,990