Single-Family Properties - Narrative (Details)	3 Months Ended		9 Months Ended
	Sep. 30, 2017 USD ($) property	Sep. 30, 2016 USD ($) property	Sep. 30, 2017 USD ($) property	Sep. 30, 2016 USD ($) property	Mar. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)
Property Subject to or Available for Operating Lease
Proceeds from the sale of real estate properties and other			$ 68,618,000	$ 71,894,000
Gain (loss) on sale of single-family properties and other, net	$ 1,895,000	$ 11,682,000	6,375,000	12,574,000
Hurricane-related insurance claims receivable	11,000,000		11,000,000
Hurricane-related charges, net	$ 10,136,000	0	10,136,000	0
Hurricanes
Property Subject to or Available for Operating Lease
Number of homes with major damage | property	140
Number of homes with minor damage | property	3,400
Impairment charge to write down the net book values of the impacted properties	$ 12,600,000
Additional repair, remediation and other costs	8,500,000
Hurricane-related insurance claims receivable	11,000,000		11,000,000
Hurricane-related charges, net	10,100,000
Aggregate net book value of impacted properties	8,300,000		8,300,000
Single Family Homes
Property Subject to or Available for Operating Lease
Real estate investment properties unrecorded deed	27,500,000		27,500,000			$ 14,300,000
Depreciation expense	$ 71,200,000	$ 67,200,000	$ 208,900,000	$ 194,200,000
Number of real estate properties sold | property	107	453	738	587
Proceeds from the sale of real estate properties and other	$ 14,400,000	$ 56,200,000	$ 54,200,000	$ 71,900,000
Gain (loss) on sale of single-family properties and other, net	$ 1,900,000	$ 11,700,000	$ 3,100,000	$ 12,600,000
Note receivable					$ 7,000,000
Discount of note receivable					$ 1,500,000