Debt and Finance Lease Obligations (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended
Jun. 29, 2019	Mar. 22, 2007
Debt Instrument [Line Items]
Secured credit facilities	$ 11.1
Remaining Borrowing Capacity	$ 5.0
Line of Credit Facility, Frequency of Payment and Payment Terms	20 or 25 year amortization period with a balloon payment due upon maturity
Class A-4
Debt Instrument [Line Items]
Amount of bonds		$ 25.1
Coupon rate		5.846%
Warehouse Agreement Borrowings
Debt Instrument [Line Items]
Interest Rate Description	Amounts available to draw bear interest at 5.15% when drawn. Once converted, the initial annual interest rate of 5.15% will adjust every 5 years beginning in 2024 to Prime plus 0.40%. The per annum interest rate will never be less than 5.00% or greater than 6.00%.

Face (par) amount of debt instrument at time of issuance.

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-Name Accounting Standards Codification
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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

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-Name Accounting Standards Codification
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+ References

No definition available.

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- Definition

Fair value of the amount outstanding under the credit facility.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
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Description of the frequency of the required periodic payments of interest, principal, or both, and the amount, if set, or a description of a formula upon which payment is based.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Description of the interest rate for the amounts borrowed under the credit facility, including the terms and the method for determining the interest rate (for example, fixed or variable, LIBOR plus a percentage, increasing rate, timing of interest rate resets, remarketing provisions).

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Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

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