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Debt Obligations (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 29, 2012
Mar. 31, 2012
Debt Obligations    
Securitized financing 2005-1 $ 41,024 $ 44,726
Securitized financing 2007-1 43,500 46,749
Construction lending lines   4,550
Total debt obligations $ 84,524 $ 96,025