Income Taxes - Summary of Components of Deferred Tax Assets and Liabilities (Detail) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Deferred tax assets:
Real estate inventory	$ 99,876	$ 133,813
Accruals and reserves	27,519	18,865
Other	23,692	23,473
Net operating losses	62,181	60,695
Total deferred tax assets	213,268	236,846
Deferred tax liabilities:
Real estate inventory, intangibles, other	(2,621)	(793)
Foreign exchange	(3,497)	0
Valuation allowance	(516)	(2,565)
Total net deferred tax assets	$ 206,634	$ 233,488