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Stock-based Compensation (Details)
$ in Thousands
1 Months Ended 12 Months Ended
Aug. 31, 2016
director
shares
Mar. 31, 2016
director
shares
Dec. 31, 2016
USD ($)
shares
Dec. 31, 2015
USD ($)
shares
Dec. 31, 2014
USD ($)
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Awards vested (in shares)     238,413 155,278  
Forfeitures (shares)       (4,167)  
2005 Long Term Incentive Plan          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Stock-based compensation expense | $       $ 3,600 $ 7,100
2005 Long Term Incentive Plan | UCP | Restricted Stock Units (RSUs)          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Stock-based compensation expense | $       1,700 3,700
2005 Long Term Incentive Plan | Non- controlling Interest | Restricted Stock Units (RSUs)          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Stock-based compensation expense | $     $ 498 734 $ 1,900
2014 Long Term Incentive Plan          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Number of issuable common shares (in shares)     3,300,000    
Stock-based compensation expense | $     $ 4,000    
2014 Long Term Incentive Plan | Restricted Stock Units (RSUs)          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Stock-based compensation expense | $     651    
Award vesting period 1 year        
Unrecognized compensation cost (in thousands) | $     $ 508 $ 1,800  
Share-based awards granted during period (in shares) 4,854 19,472 24,326 23,300 142,131
RSUs issued to each non-employee director (shares)   4,868      
Number of non-employee directors receiving grants | director 1 4      
Share-based vested during period (in shares)     76,152 45,753 469,435
Forfeited (shares)     8,600 11,020 0
2014 Long Term Incentive Plan | Restricted Stock Units (RSUs) | Three Years          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Award vesting period   1 year      
2014 Long Term Incentive Plan | 2014 10-Year Option          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Awards granted (in shares)     167,619    
2014 Long Term Incentive Plan | 2014 4.58-Year Option          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Awards granted (in shares)     285,714    
2014 Long Term Incentive Plan | Employee Stock Option          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Stock-based compensation expense | $     $ 428    
Awards granted (in shares)       75,000  
Awards vested (in shares)     87,302 75,000  
Forfeitures (shares)     0   0
Exercisable (in shares)     0 0  
Unrecognized costs related to unvested awards | $     $ 428 $ 1,800  
Share-based vested during period (in shares)     35,714    
2014 Long Term Incentive Plan | UCP | Restricted Stock Units (RSUs)          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Stock-based compensation expense | $     $ 1,200    
2014 Long Term Incentive Plan | Officer | Restricted Stock Units (RSUs)          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share-based vested during period (in shares)     67,002    
2014 Long Term Incentive Plan | Officer | 2014 10-Year Option          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Awards expiration period     10 years    
Awards granted (in shares)     167,619    
2014 Long Term Incentive Plan | Officer | 2014 4.58-Year Option          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Awards expiration period     4 years 7 months    
Awards granted (in shares)     285,714    
2014 Long Term Incentive Plan | Officer | Employee Stock Option          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Award vesting period     3 years    
Options exercisable threshold trading days     30 days    
Exercisable threshold, percentage of grant date stock price     125.00%    
2014 Long Term Incentive Plan | Director | Restricted Stock Units (RSUs)          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share-based vested during period (in shares)     9,150