Fair Value - Carrying Value and Fair Value (Details) - USD ($) $ in Thousands	1 Months Ended	9 Months Ended
	Aug. 31, 2016	Sep. 30, 2016	Dec. 31, 2015
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Deferred financing costs, net		$ (53,845)	$ (56,567)
Significant Unobservable Inputs (Level 3)
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Credit facility		75,000	0
Asset-backed securitization
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Deferred financing costs, net		(50,400)	(56,600)
Secured Debt | Term loan facility, net
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Deferred financing costs, net		$ (3,400)
LIBOR | Line of Credit | Revolving Credit Facility
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Debt instrument, basis spread on variable rate		1.85%
LIBOR | Secured Debt | Term loan facility, net
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Debt instrument, basis spread on variable rate		1.80%
LIBOR | Minimum | Line of Credit | Revolving Credit Facility
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Debt instrument, basis spread on variable rate	1.75%
LIBOR | Minimum | Secured Debt | Term loan facility, net
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Debt instrument, basis spread on variable rate	1.70%
LIBOR | Maximum | Line of Credit | Revolving Credit Facility
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Debt instrument, basis spread on variable rate	2.30%
LIBOR | Maximum | Secured Debt | Term loan facility, net
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Debt instrument, basis spread on variable rate	2.30%
Base Rate | Minimum | Line of Credit | Revolving Credit Facility
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Debt instrument, basis spread on variable rate	0.75%
Base Rate | Minimum | Secured Debt | Term loan facility, net
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Debt instrument, basis spread on variable rate	0.70%
Base Rate | Maximum | Line of Credit | Revolving Credit Facility
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Debt instrument, basis spread on variable rate	1.30%
Base Rate | Maximum | Secured Debt | Term loan facility, net
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Debt instrument, basis spread on variable rate	1.30%
Carrying Value
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Asset-backed securitization		$ 2,498,318	2,530,210
Exchangeable senior notes		107,283	0
Secured note payable		50,065	50,752
Credit facility		75,000	0
Total debt		2,980,666	2,580,962
Carrying Value | 2014-SFR 1
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Asset-backed securitization		457,979	473,755
Carrying Value | 2014-SFR 2
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Asset-backed securitization		503,093	507,305
Carrying Value | 2014-SFR 3
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Asset-backed securitization		519,148	523,109
Carrying Value | 2015-SFR 1
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Asset-backed securitization		544,861	549,121
Carrying Value | 2015-SFR 2
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Asset-backed securitization		473,237	476,920
Carrying Value | Term loan facility, net
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Total debt		250,000	0
Fair Value | Significant Unobservable Inputs (Level 3)
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Asset-backed securitization		2,547,179	2,368,964
Exchangeable senior notes		107,283	0
Secured note payable		50,377	48,631
Total debt		3,029,839	2,417,595
Fair Value | 2014-SFR 1 | Significant Unobservable Inputs (Level 3)
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Asset-backed securitization		460,767	472,258
Fair Value | 2014-SFR 2 | Significant Unobservable Inputs (Level 3)
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Asset-backed securitization		513,484	476,952
Fair Value | 2014-SFR 3 | Significant Unobservable Inputs (Level 3)
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Asset-backed securitization		532,755	489,448
Fair Value | 2015-SFR 1 | Significant Unobservable Inputs (Level 3)
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Asset-backed securitization		555,558	496,673
Fair Value | 2015-SFR 2 | Significant Unobservable Inputs (Level 3)
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Asset-backed securitization		484,615	433,633
Fair Value | Term loan facility, net | Significant Unobservable Inputs (Level 3)
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Total debt		$ 250,000	$ 0