Post-effective amendment to a registration statement that is not immediately effective upon filing

Business Combinations (Details Narrative)

v3.20.4
Business Combinations (Details Narrative) - USD ($)
 1 Months Ended 9 Months Ended 12 Months Ended
Jan. 15, 2020
Jun. 20, 2019
Sep. 30, 2020
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Sep. 30, 2019
Entity Listings [Line Items]              
Income loss before income tax expense       $ (1,976,046) $ 2,447,690    
Landsea Homes [Member]              
Entity Listings [Line Items]              
Revenues       734,608,000 630,988,000 $ 378,617,000  
Income loss before income tax expense       (12,165,000) 28,550,000 41,319,000  
Landsea Homes [Member] | Garrett Walker Homes [Member]              
Entity Listings [Line Items]              
Ownership percentage 100.00%            
Consideration transferred $ 133,400,000            
Trade name acquired $ 1,600,000            
Acquisition costs     $ 700,000        
Landsea Homes [Member] | Garrett Walker Homes [Member] | Home Building [Member]              
Entity Listings [Line Items]              
Revenues     214,900,000        
Income loss before income tax expense     $ 10,500,000        
Landsea Homes [Member] | Garrett Walker Homes [Member] | Subsequent Event [Member]              
Entity Listings [Line Items]              
Amortization of acquired intangible assets, useful lives 3 years            
Goodwill acquired $ 15,392,000            
Landsea Homes [Member] | Pinnacle West [Member]              
Entity Listings [Line Items]              
Ownership percentage   100.00%          
Consideration transferred   $ 25,800,000          
Goodwill acquired   $ 5,315,000          
Acquisition costs             $ 1,100,000
Revenues       737,060,000 799,559,000 428,089,000  
Income loss before income tax expense       $ (12,051,000) $ 35,336,000 $ 36,161,000