Annual report pursuant to Section 13 and 15(d)

BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Narrative (Details)

v3.10.0.1
BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Narrative (Details)
$ in Thousands
 12 Months Ended
Dec. 31, 2018
USD ($)
state
region
community
Dec. 31, 2017
USD ($)
Dec. 31, 2016
USD ($)
Jan. 01, 2019
USD ($)
Organization and Presentation [Line Items]        
Entity operations in number of regions | region 3      
Number of states in regions | state 9      
Number of communities in which homes are sold | community 272      
Deposits on real estate under option or contract $ 51,410 $ 59,945    
Depreciation expense 16,300 15,900 $ 14,300  
Debt issuance costs related to credit facility, net 3,600 3,000    
Accumulated amortization of debt issuance costs 7,600 6,500    
Advertising expense 15,400 15,800 15,000  
Contribution to the 401(K) Retirement Plan 3,700 2,900 $ 2,700  
Increase (decrease) to warranty reserve balance 0 (1,639)    
Cash and Cash Equivalents [Member]        
Organization and Presentation [Line Items]        
Amounts in transit from title companies for home closings 76,100 $ 107,100    
Minimum [Member]        
Organization and Presentation [Line Items]        
Base price per house for sale range $ 182      
Community life cycle range 3 years      
Property and equipment useful life 3 years      
Minimum [Member] | Non-Structural Items [Member]        
Organization and Presentation [Line Items]        
Warranty period following home closings 1 year      
Maximum [Member]        
Organization and Presentation [Line Items]        
Base price per house for sale range $ 1,286      
Community life cycle range 5 years      
Property and equipment useful life 7 years      
Maximum [Member] | Non-Structural Items [Member]        
Organization and Presentation [Line Items]        
Warranty period following home closings 2 years      
Maximum [Member] | Structural [Member]        
Organization and Presentation [Line Items]        
Warranty period following home closings 10 years      
Scenario, Forecast [Member] | Accounting Standards Update 2016-02 [Member]        
Organization and Presentation [Line Items]        
Operating Lease, Right-of-Use Asset       $ 20,000
Operating lease, Liability       $ 20,000