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Accrued Expenses (Details 1) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Jul. 31, 2012
Jul. 31, 2011
Jul. 31, 2012
Jul. 31, 2011
Changes in the warranty accrual        
Balance, beginning of year $ 42,997 $ 46,321 $ 42,474 $ 45,835
Additions - homes closed during the year 3,050 2,248 6,994 6,147
Addition - liabilities acquired       731   
Increase (decrease) to accruals for homes closed in prior periods (529) (629) 1,236 18
Charges incurred (3,258) (3,750) (9,175) (7,810)
Balance, end of year $ 42,260 $ 44,190 $ 42,260 $ 44,190