Fair Value Measurements (Assumptions for Mortgage Servicing Rights) (Details) $ in Thousands		Mar. 28, 2020 USD ($) Loans	Mar. 30, 2019 USD ($) Loans
Fair Value Disclosures [Abstract]
Number of loans serviced with MSRs | Loans		4,688	4,557
Weighted average servicing fee		0.3159%	0.3203%
Capitalized servicing multiple		67.19%	77.97%
Capitalized servicing rate		0.2463%	0.2715%
Serviced portfolio with MSRs (in thousands)		$ 585,777	$ 556,934
Mortgage servicing rights (in thousands)	[1]	$ 1,225	$ 1,372

[1] Changes in the fair value of mortgage servicing rights are recognized in the current period earnings through Net revenue.