XML 62 R27.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Fair Value (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2015
Fair Value Disclosures [Abstract] |
Undesignated Derivative Instruments | The undesignated derivative instruments are included on the accompanying condensed consolidated balance sheet, as of March 31, 2015, as follows:
|  | Fair Value |  |  | Balance Sheet Location
Rate lock commitments: |  |  |  |  |  |
Gross assets |  | $ | 5,235 |  |  |
Gross liabilities |  |  | 1,292 |  |  |
Net rate lock commitments |  | $ | 3,943 |  |  | NVRM - Other assets
Forward sales contracts: |  |  |  |  |  |
Gross assets |  | $ | 176 |  |  |
Gross liabilities |  |  | 2,143 |  |  |
Net forward sales contracts |  | $ | 1,967 |  |  | NVRM - Accounts payable and other liabilities
Fair Value Measurement | The fair value measurement as of March 31, 2015 was as follows:
|  | Notional or Principal Amount |  |  | Assumed Gain/(Loss) From Loan Sale |  |  | Interest Rate Movement Effect |  |  | Servicing Rights Value |  |  | Security Price Change |  |  | Total Fair Value Measurement Gain/(Loss) |
Rate lock commitments |  | $ | 357,473 |  |  | $ | (812 | ) |  | $ | 1,338 |  |  | $ | 3,417 |  |  | $ | — |  |  | $ | 3,943 |
Forward sales contracts |  | $ | 471,289 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (1,967 | ) |  |  | (1,967 | )
Mortgages held for sale |  | $ | 153,359 |  |  |  | (180 | ) |  |  | (94 | ) |  |  | 1,700 |  |  |  | — |  |  |  | 1,426 |
Total fair value measurement |  |  |  |  |  | $ | (992 | ) |  | $ | 1,244 |  |  | $ | 5,117 |  |  | $ | (1,967 | ) |  | $ | 3,402 |

X
- Definition Tabular disclosure of the location and fair value amounts of derivative instruments not designated as hedging instruments reported in the statement of financial position. + References No definition available. + Details
Name: | nvr_ScheduleOfUndesignatedDerivativeInstrumentsInStatementOfFinancialPositionFairValueTableTextBlock
Namespace Prefix: | nvr_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Unrealized gain (loss) from change in fair value measurements of derivatives not designated as hedging instruments included in earnings. + References No definition available. + Details
Name: | nvr_UnrealizedGainLossFromChangeInFairValueMeasurementsIncludedInEarningsTableTextBlock
Namespace Prefix: | nvr_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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