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Interest Rate Caps (Tables) | 6 Months Ended
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Jun. 30, 2018
Derivative Instruments and Hedging Activities Disclosure [Abstract] |
Summary of Changes in Rate Caps | one-month LIBOR is below the strike rate. The following is a summary of changes in the rate caps:
|  | Three Months Ended June 30, |  |  | Six Months Ended June 30, |
In thousands |  | 2018 |  |  | 2017 |  |  | 2018 |  |  | 2017 |
Balance at beginning of period |  | $ | 219 |  |  | $ | 27 |  |  | $ | 98 |  |  | $ | 62 |
Purchases |  |  | 481 |  |  |  | 100 |  |  |  | 481 |  |  |  | 100 |
Fair value adjustment included in interest expense |  |  | 18 |  |  |  | (14 | ) |  |  | 139 |  |  |  | (49 | )
Balance at end of period, included in other assets |  | $ | 718 |  |  | $ | 113 |  |  | $ | 718 |  |  | $ | 113 |

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- Definition Tabular disclosure of interest rate derivatives, including, but not limited to, the fair value of the derivatives, statement of financial position location, and statement of financial performance location of these instruments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5624171-113959 + Details
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