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Inventory (Tables) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Inventory, Real Estate [Abstract]        
Inventory with potential indicators of impairment $ 100      
Inventory [Line Items]        
Impairment of Tangible Assets, Other Descriptors     $ 100  
Inventory Disclosure [Text Block] INVENTORY
A summary of inventory is as follows (in thousands):
December 31, 2021December 31, 2020
Homes completed or under construction$544,258 $356,706 
Land and lots - developed and under development620,129 482,371 
Land held for sale39,356 5,558 
Total inventory$1,203,743 $844,635 

A summary of interest costs incurred, capitalized and expensed is as follows (in thousands):
Years Ended December 31,
202120202019
Interest capitalized at beginning of period$17,520 $18,596 $14,780 
Interest incurred13,340 9,823 12,140 
Interest charged to cost of revenues(10,910)(10,899)(8,324)
Interest capitalized at end of period$19,950 $17,520 $18,596 
Capitalized interest as a percentage of inventory1.7 %2.1 %

As of December 31, 2021, the Company reviewed the performance and outlook for all of its communities for indicators of potential impairment and performed detailed impairment analysis when necessary. As of December 31, 2021, the Company performed further impairment analysis of the selling communities with indicators of impairment with a combined corresponding carrying value of approximately $0.1 million.
For the year ended December 31, 2021,the Company did not record an impairment adjustment to reduce the carrying value of impaired communities to fair value. For the years ended December 31, 2020 and 2019, the Company recorded a de minimis impairment adjustment and $0.1 million, respectively, to reduce the carrying value of impaired communities to fair value. The recorded impairment adjustments related to real estate inventory in our builder operations segments were included in cost of residential units in our consolidated statements of income. 		     
Finished Homes and Homes under Construction $ 544,258 $ 356,706    
Inventory, Real Estate, Land and Land Development Costs 620,129 482,371    
Inventory, Land Held-for-sale 39,356 5,558    
Inventory, Real Estate $ 1,203,743 844,635    
Schedule of Inventory, Current [Table Text Block] A summary of inventory is as follows (in thousands):
December 31, 2021December 31, 2020
Homes completed or under construction$544,258 $356,706 
Land and lots - developed and under development620,129 482,371 
Land held for sale39,356 5,558 
Total inventory$1,203,743 $844,635 
      
Real Estate Inventory, Capitalized Interest Costs [Roll Forward] A summary of interest costs incurred, capitalized and expensed is as follows (in thousands):
Years Ended December 31,
202120202019
Interest capitalized at beginning of period$17,520 $18,596 $14,780 
Interest incurred13,340 9,823 12,140 
Interest charged to cost of revenues(10,910)(10,899)(8,324)
Interest capitalized at end of period$19,950 $17,520 $18,596 
Capitalized interest as a percentage of inventory1.7 %2.1 %
      
Real Estate Inventory, Capitalized Interest Costs $ 19,950 17,520 18,596 $ 14,780
Real Estate Inventory, Capitalized Interest Costs Incurred 13,340 9,823 12,140  
Real Estate Inventory, Capitalized Interest Costs, Cost of Sales $ 10,910 $ 10,899 $ 8,324