Summary of Significant Accounting Policies - Additional Information (Detail) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Significant Accounting Policies [Line Items]
Cash related to a consolidated variable interest entity	$ 668	$ 906
Pre-tax recovery related to impairment of contract land deposits	5,300	2,000
Pre-tax charges related to impairment of contract land deposits			11,200
Contract land deposit asset impairment valuation allowance	59,800	65,000
Impairment of excess reorganization value	0
Goodwill acquired from business acquisition		441
Finite-lived intangibles acquired from business acquisition	6,306	8,778
Weighted average life of finite-lived intangible assets	5 years
Antidilutive stock options and restricted share units	156,712	194,416	467,367
Uncertain tax position threshold for tax benefit	50.00%
Model Home Furniture and Fixtures [Member]
Significant Accounting Policies [Line Items]
Property, Plant and Equipment, Useful Life	2 years
Office Facilities and Other [Member] | Minimum [Member]
Significant Accounting Policies [Line Items]
Property, Plant and Equipment, Useful Life	3 years
Office Facilities and Other [Member] | Maximum [Member]
Significant Accounting Policies [Line Items]
Property, Plant and Equipment, Useful Life	10 years
Manufacturing Facilities [Member] | Minimum [Member]
Significant Accounting Policies [Line Items]
Property, Plant and Equipment, Useful Life	5 years
Manufacturing Facilities [Member] | Maximum [Member]
Significant Accounting Policies [Line Items]
Property, Plant and Equipment, Useful Life	40 years
Mortgage Banking [Member]
Significant Accounting Policies [Line Items]
Restricted Cash	2,860	2,089
Mortgage Banking [Member] | Level 2 [Member] | Fair Value, Measurements, Recurring [Member]
Significant Accounting Policies [Line Items]
Typical length of days loans sold into secondary market	30 days
Mortgage Banking [Member] | Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | Rate Lock Commitments [Member]
Significant Accounting Policies [Line Items]
Notional or Principal Amount	243,084
Mortgage Banking [Member] | Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | Forward Sales Contracts [Member]
Significant Accounting Policies [Line Items]
Notional or Principal Amount	430,859
Homebuilding [Member]
Significant Accounting Policies [Line Items]
Restricted Cash	20,563	19,661
Goodwill acquired from business acquisition	441	441
Impairment of goodwill	0
Finite-lived intangibles acquired from business acquisition		8,778
Homebuilding [Member] | Heartland Homes Inc [Member]
Significant Accounting Policies [Line Items]
Finite-lived intangibles acquired from business acquisition	$ 6,306