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Product Warranty
 6 Months Ended
May 31, 2021
Product Warranties Disclosures [Abstract]  
Product Warranty Product Warranty
Warranty and similar reserves for homes are established at an amount estimated to be adequate to cover potential costs for materials and labor with regard to warranty-type claims expected to be incurred subsequent to the delivery of a home. Reserves are determined based on historical data and trends with respect to similar product types and geographical areas. The activity in the Company’s warranty reserve, which are included in Homebuilding other liabilities, was as follows:
Three Months EndedSix Months Ended
May 31,May 31,
(In thousands)2021202020212020
Warranty reserve, beginning of the period$348,100 287,413 341,765 294,138 
Warranties issued51,690 46,272 94,618 84,543 
Adjustments to pre-existing warranties from changes in estimates (1)13,119 7,707 18,760 13,611 
Payments(51,168)(39,930)(93,402)(90,830)
Warranty reserve, end of period$361,741 301,462 361,741 301,462 
(1)The adjustments to pre-existing warranties from changes in estimates during the three and six months ended May 31, 2021 and May 31, 2020 primarily related to specific claims in certain of the Company's homebuilding communities and other adjustments.