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Debt - Exchangeable Senior Notes Narrative (Details) |  | 9 Months Ended |
--- | --- | --- | ---
Feb. 29, 2016 USD ($) day | Sep. 30, 2016 USD ($) | Dec. 31, 2015 USD ($)
Debt Instrument [Line Items] |  |  |
Exchangeable senior notes, net |  | $ 107,283,000 | $ 0
Convertible Debt | 3.25% Exchangeable Senior Notes |  |  |
Debt Instrument [Line Items] |  |  |
Interest rate | 3.25% | 3.25% |
Principal amount | $ 115,000,000.0 | $ 115,000,000 | 0
Fair value of convertible debt | $ 112,300,000 |  |
Debt exchange ratio |  | 0.0546381 |
Current exchange price percentage | 98.00% |  |
Minimum trading days | day | 20 |  |
Consecutive trading days | 5 days |  |
Unamortized discount | $ (2,700,000) | $ (2,134,000) | 0
Exchangeable senior notes, net | $ 105,300,000 | 107,300,000 |
Straight-debt rate | 6.70% |  |
Convertible instrument carrying amount | $ 7,000,000 | $ 5,583,000 | $ 0
Convertible Debt | 3.25% Exchangeable Senior Notes | Minimum |  |  |
Debt Instrument [Line Items] |  |  |
Current exchange price percentage | 130.00% |  |
Consecutive trading days | 30 days |  |
American Residential Properties Inc. | Convertible Debt | 3.25% Exchangeable Senior Notes |  |  |
Debt Instrument [Line Items] |  |  |
Debt exchange ratio | 0.0469423 |  |
Adjusted debt exchange ratio | 0.0532795 |  |
Ownership units exchange ratio | 1.135 |  |

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- Definition Including the current and noncurrent portions, carrying amount of debt identified as being convertible into another form of financial instrument (typically the entity's common stock) as of the balance sheet date, which originally required full repayment more than twelve months after issuance or greater than the normal operating cycle of the company. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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