Consumer Loans Receivable (Consumer Loan Receivables by Credit Quality Indicator and Year of Origination) (Details) - USD ($) $ in Thousands	Dec. 26, 2020	Mar. 28, 2020
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	$ 87,536	$ 85,990
Fiscal 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	33,166
Fiscal 2020
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	8,319
Fiscal 2019
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	3,669
Fiscal 2018
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	2,137
Fiscal 2017
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	2,460
Fiscal 2016 and prior
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	37,785
Prime- FICO score 680 and greater
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	54,449	55,513
Prime- FICO score 680 and greater | Fiscal 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	21,087
Prime- FICO score 680 and greater | Fiscal 2020
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	4,191
Prime- FICO score 680 and greater | Fiscal 2019
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	1,832
Prime- FICO score 680 and greater | Fiscal 2018
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	996
Prime- FICO score 680 and greater | Fiscal 2017
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	1,761
Prime- FICO score 680 and greater | Fiscal 2016 and prior
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	24,582
Near Prime- FICO score 620-679
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	30,015	27,767
Near Prime- FICO score 620-679 | Fiscal 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	11,502
Near Prime- FICO score 620-679 | Fiscal 2020
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	4,074
Near Prime- FICO score 620-679 | Fiscal 2019
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	1,809
Near Prime- FICO score 620-679 | Fiscal 2018
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	1,141
Near Prime- FICO score 620-679 | Fiscal 2017
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	614
Near Prime- FICO score 620-679 | Fiscal 2016 and prior
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	10,875
Sub-Prime- FICO score less than 620
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	2,351	2,142
Sub-Prime- FICO score less than 620 | Fiscal 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	426
Sub-Prime- FICO score less than 620 | Fiscal 2020
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	54
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	85
Sub-Prime- FICO score less than 620 | Fiscal 2016 and prior
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	1,786
No FICO Score
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	721	$ 568
No FICO Score | Fiscal 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Consumer loans receivable	151
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	28
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	$ 542