Inventory Inventory (Summary of Land-related Charges) (Details) (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | |||
---|---|---|---|---|---|
Sep. 30, 2018 |
Sep. 30, 2017 |
Jun. 30, 2017 |
Sep. 30, 2018 |
Sep. 30, 2017 |
|
Inventory Disclosure [Abstract] | |||||
Net realizable value adjustments (NRV) - land held for sale | $ 81,006 | ||||
Land inventory impairments | 31,487 | $ 13,973 | $ 131,254 | ||
Impairments of unconsolidated entities | 8,017 | 8,000 | |||
Write-offs of deposits and pre-acquisition costs | $ 3,136 | $ 2,680 | 5,063 | 7,398 | 9,397 |
Total land-related charges | $ 8,133 | $ 2,146 | $ 125,573 | $ 13,973 | $ 131,254 |