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Derivative Instruments (Details) - USD ($) | 6 Months Ended |
--- | --- | ---
Jun. 30, 2017 | Jun. 30, 2016 | Dec. 31, 2016
Derivative [Line Items] |  |  |
Indebtedness, gross | $ 915,006,000 |  | $ 766,964,000
Interest Rate Cap |  |  |
Derivative [Line Items] |  |  |
Notional amount | 847,500,000 |  |
Indebtedness, gross | $ 906,900,000 |  |
Interest Rate Cap | Minimum |  |  |
Derivative [Line Items] |  |  |
Strike rate | 2.00% |  |
Interest Rate Cap | Maximum |  |  |
Derivative [Line Items] |  |  |
Strike rate | 5.43% |  |
Interest Rate Cap | Not Designated as Hedging Instrument |  |  |
Derivative [Line Items] |  |  |
Notional amount | $ 619,500,000 | $ 80,000,000 |
Strike rate |  | 5.78% |
Cost of derivative | $ 338,000 | $ 5,000 |
Interest Rate Cap | Not Designated as Hedging Instrument | Minimum |  |  |
Derivative [Line Items] |  |  |
Strike rate | 3.00% |  |
Interest Rate Cap | Not Designated as Hedging Instrument | Maximum |  |  |
Derivative [Line Items] |  |  |
Strike rate | 5.35% |  |
Interest Rate Floor |  |  |
Derivative [Line Items] |  |  |
Notional amount | $ 3,000,000,000 |  |
Strike rate | (0.25%) |  |
Eurodollar Future |  |  |
Derivative [Line Items] |  |  |
Cost of derivative | $ 0 | $ 124,000 |

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- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
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- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. + References Reference 1: 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 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(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 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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- Definition Fixed interest rate related to the interest rate derivative. + References No definition available. + Details
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- Definition Floor rate on an interest rate derivative such as an interest rate floor or collar. If market rates falls below the floor rate, a payment or receipt is triggered on the contract. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition The cash outflow for cost incurred directly with the issuance of a derivative security. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3291-108585 + Details
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