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Subsequent Events (Narrative) (Details) $ in Thousands, NZD in Millions |  | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Apr. 26, 2017 NZD | Apr. 26, 2017 USD ($) | Jun. 30, 2017 USD ($) | Dec. 31, 2016 USD ($)
Subsequent Event [Line Items] |  |  |  |
Contractual facility |  |  | $ 272,292 | $ 266,134
Westpac Bank Corporate Credit Facility, Tranch 1 [Member] |  |  |  |
Subsequent Event [Line Items] |  |  |  |
Contractual facility | NZD 35.0 | $ 24,500 |  |
Maturity date | Mar. 31, 2018 | Mar. 31, 2018 |  |

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- Definition Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format. + 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(a)(2)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References No definition available. + Details
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- Details
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