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Single-Family Properties - Narrative (Details)
 3 Months Ended
Mar. 31, 2017
USD ($)
property
Mar. 31, 2016
USD ($)
property
Dec. 31, 2016
USD ($)
Property Subject to or Available for Operating Lease      
Proceeds from the sale of real estate properties and other $ 31,306,000 $ 7,582,000  
Gain (loss) on sale of single-family properties, net 2,026,000 234,000  
Single Family Homes      
Property Subject to or Available for Operating Lease      
Real estate investment properties unrecorded deed 13,900,000   $ 14,300,000
Depreciation expense $ 68,700,000 $ 60,800,000  
Number of real estate properties sold | property 504 66  
Proceeds from the sale of real estate properties and other $ 24,000,000 $ 7,600,000  
Note receivable 7,000,000    
Discount of note receivable 1,500,000    
Gain (loss) on sale of single-family properties, net $ (1,000,000) $ 200,000