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Stock Compensation Plans (Expense by plan type) (Details) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock-based compensation expense $ 29,292us-gaap_ShareBasedCompensation $ 30,480us-gaap_ShareBasedCompensation $ 22,897us-gaap_ShareBasedCompensation
Stock options [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock-based compensation expense 121us-gaap_ShareBasedCompensation
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember		 1,056us-gaap_ShareBasedCompensation
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember		 2,617us-gaap_ShareBasedCompensation
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
Restricted Stock, Performance Shares, and Restricted Stock Units (RSUs) [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock-based compensation expense 13,690us-gaap_ShareBasedCompensation
/ us-gaap_AwardTypeAxis
= phm_RestrictedStockPerformanceSharesandRestrictedStockUnitsRSUsMember		 13,418us-gaap_ShareBasedCompensation
/ us-gaap_AwardTypeAxis
= phm_RestrictedStockPerformanceSharesandRestrictedStockUnitsRSUsMember		 10,077us-gaap_ShareBasedCompensation
/ us-gaap_AwardTypeAxis
= phm_RestrictedStockPerformanceSharesandRestrictedStockUnitsRSUsMember
Long-term incentive plans [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock-based compensation expense $ 15,481us-gaap_ShareBasedCompensation
/ us-gaap_AwardTypeAxis
= us-gaap_DeferredCompensationShareBasedPaymentsMember		 $ 16,006us-gaap_ShareBasedCompensation
/ us-gaap_AwardTypeAxis
= us-gaap_DeferredCompensationShareBasedPaymentsMember		 $ 10,203us-gaap_ShareBasedCompensation
/ us-gaap_AwardTypeAxis
= us-gaap_DeferredCompensationShareBasedPaymentsMember