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Derivative Instruments (Details) - USD ($) | 1 Months Ended | 3 Months Ended |
--- | --- | --- | ---
Mar. 31, 2016 | Mar. 31, 2017 | Mar. 31, 2016 | Dec. 31, 2016
Derivative [Line Items] |  |  |  |
Indebtedness, gross |  | $ 864,690,000 |  | $ 766,964,000
Interest Rate Cap |  |  |  |
Derivative [Line Items] |  |  |  |
Indebtedness, gross |  | 856,600,000 |  |
Notional amount |  | $ 796,500,000 |  |
Interest Rate Cap | Minimum [Member] |  |  |  |
Derivative [Line Items] |  |  |  |
Strike rate |  | 2.00% |  |
Interest Rate Cap | Maximum [Member] |  |  |  |
Derivative [Line Items] |  |  |  |
Strike rate |  | 5.43% |  |
Interest Rate Cap | Not Designated as Hedging Instrument |  |  |  |
Derivative [Line Items] |  |  |  |
Notional amount | $ 80,000,000 | $ 568,500,000 | $ 80,000,000 |
Strike rate | 5.78% |  | 5.78% |
Cost of derivative | $ 4,500 | $ 319,000 |  |
Interest Rate Cap | Not Designated as Hedging Instrument | Minimum [Member] |  |  |  |
Derivative [Line Items] |  |  |  |
Strike rate |  | 3.00% |  |
Interest Rate Cap | Not Designated as Hedging Instrument | Maximum [Member] |  |  |  |
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 of long-term debt before deduction of unamortized discount or premium. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, with initial maturities beyond one year or the normal operating cycle, if longer. + 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 SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 20 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 9 + 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=56944662&loc=d3e3291-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 + Details
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