Segment Disclosures - Additional Information (Detail) |
6 Months Ended |
---|---|
Jun. 30, 2018
segment
| |
Senior Notes due 2022 [Member] | |
Segment Reporting Information [Line Items] | |
Senior notes interest rate | 3.95% |
Senior notes maturity | Sep. 15, 2022 |
Homebuilding [Member] | |
Segment Reporting Information [Line Items] | |
Number of reportable segments | 4 |
Mortgage Banking [Member] | |
Segment Reporting Information [Line Items] | |
Number of reportable segments | 1 |