XML 89 R21.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Mortgage Loan Loss Allowance | 12 Months Ended
--- | ---
Dec. 31, 2014
Text Block [Abstract] |
Mortgage Loan Loss Allowance |
15. | Mortgage Loan Loss Allowance
During the years ended December 31, 2014, 2013 and 2012, the Company recognized pre-tax charges for loan losses related to mortgage loans sold of approximately $2,400, $2,300 and $1,300, respectively. Included in the Mortgage Banking segment’s “Accounts payable and other liabilities” line item on the accompanying consolidated balance sheets is a mortgage loan loss allowance equal to approximately $10,000 and $8,200 at December 31, 2014 and 2013, respectively.

X
- Definition Mortgage loans at fair value disclosure. + References No definition available. + Details
Name: | nvr_MortgageLoansAtFairValueDisclosureTextBlock
Namespace Prefix: | nvr_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_TextBlockAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration