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Equity - Additional Information (Details) $ / shares in Units, $ in Thousands | 6 Months Ended |
--- | --- | ---
Jun. 30, 2015 USD ($) $ / shares shares | Jun. 30, 2014 USD ($) shares | Dec. 31, 2014 USD ($)
Equity [Line Items] |  |  |
Proceeds from issuance of common shares | $ | $ 12,956 | $ 10,861 |
Gains and losses on cash flow hedges | $ | $ (2,226) |  | $ 404
OP unit equivalent in common shares | 1.13 |  |
Cash and stock issued during period, value, conversion of units | $ |  | $ 1,962 |
Partners capital account, shares issued for units redeemed |  | 9,322 |
Partners' capital account, units | 3,422,000 |  |
Parent [Member] |  |  |
Equity [Line Items] |  |  |
Partners' capital account, redemption for common shares | $ |  | $ 46 |
Former LCIF II Partners [Member] |  |  |
Equity [Line Items] |  |  |
Partners capital account, units exchanged for cash |  | 170,193 |
Cash and stock issued during period, value, conversion of units | $ |  | $ 1,962 |
Performance Shares [Member] |  |  |
Equity [Line Items] |  |  |
Grants in period | 170,650 |  |
Weighted average grant date fair value | $ | $ 1,916 |  |
Award vesting period | 3 years |  |
Executive Officer [Member] | Performance Shares [Member] |  |  |
Equity [Line Items] |  |  |
Measurement period | 3 years |  |
Executive Officer [Member] | Index Performance Shares [Member] |  |  |
Equity [Line Items] |  |  |
Measurement period basis | 321,018 |  |
Fair value per share | $ / shares | $ 6.86 |  |
Executive Officer [Member] | Peer Performance Shares [Member] |  |  |
Equity [Line Items] |  |  |
Measurement period basis | 321,011 |  |
Fair value per share | $ / shares | $ 6.66 |  |
Trustees [Member] |  |  |
Equity [Line Items] |  |  |
Deferred compensation arrangement with individual, shares issued | 14,000 | 14,000 |
Deferred compensation arrangement with individual, fair value of shares issued | $ | $ 157 | $ 142 |
Direct Share Purchase Plan [Member] |  |  |
Equity [Line Items] |  |  |
Common shares issued during period | 1,313,912 | 1,168,673 |
Proceeds from issuance of common shares | $ | $ 13,059 | $ 11,522 |

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