Land Under Development	9 Months Ended
Sep. 30, 2013
Text Block [Abstract]
Land Under Development	4. Land Under Development On a limited basis, NVR directly acquires raw parcels of land already zoned for its intended use to develop into finished lots. Land under development includes the land acquisition costs, direct improvement costs, capitalized interest, where applicable, and real estate taxes. During the first quarter of 2013, NVR directly acquired a raw parcel of land zoned for its intended use for approximately $28,500 that it intends to develop into approximately 400 finished lots for use in its homebuilding operations. As of September 30, 2013, NVR directly owned five separate raw parcels of land with a carrying value of $59,409 that it intends to develop into approximately 800 finished lots for use in its homebuilding operations. None of the raw parcels had any indicators of impairment as of September 30, 2013. Based on current market conditions, NVR may, on a very limited basis, directly acquire additional raw parcels to develop into finished lots. See the Overview section of Item 2, Management’s Discussion and Analysis of Financial Condition and Results of Operations included herein for additional discussion.

4. Land Under Development

On a limited basis, NVR directly acquires raw parcels of land already zoned for its intended use to develop into finished lots. Land under development includes the land acquisition costs, direct improvement costs, capitalized interest, where applicable, and real estate taxes. During the first quarter of 2013, NVR directly acquired a raw parcel of land zoned for its intended use for approximately $28,500 that it intends to develop into approximately 400 finished lots for use in its homebuilding operations. As of September 30, 2013, NVR directly owned five separate raw parcels of land with a carrying value of $59,409 that it intends to develop into approximately 800 finished lots for use in its homebuilding operations. None of the raw parcels had any indicators of impairment as of September 30, 2013. Based on current market conditions, NVR may, on a very limited basis, directly acquire additional raw parcels to develop into finished lots. See the Overview section of Item 2, Management’s Discussion and Analysis of Financial Condition and Results of Operations included herein for additional discussion.