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Debt Obligations (Narrative) (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Mar. 30, 2019
Dec. 29, 2018
Mar. 22, 2007
Jul. 12, 2005
Class A-4 [Member]        
Debt Instrument [Line Items]        
Amount of bonds     $ 25,100 $ 27,400
Coupon rate     5.80% 5.20%
Warehouse Agreement Borrowings [Member]        
Debt Instrument [Line Items]        
Line of Credit Facility, Interest Rate Description   Upon draw, amounts will bear interest at 5.15%. 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%.    
Subsequent Event [Member]        
Debt Instrument [Line Items]        
Payment for Debt Extinguishment or Debt Prepayment Cost $ 19,405      
Interest Expense, Debt $ 210