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Description Of Business And Segment Reporting (Reconciliation To Net Income Attributable To Common Shareholders) (Details) NZD in Thousands, $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2017 USD ($) | Mar. 31, 2016 USD ($) | Dec. 31, 2016 NZD | Dec. 31, 2016 USD ($) | [1]
Operating income |  | $ 5,528 | $ 4,692 |  |  |
Depreciation and amortization expense |  | (3,934) | (3,808) |  |  |
General and administrative expense |  | (6,174) | (6,191) |  |  |
Casualty loss |  |  |  |  | NZD 429 | $ 306
Income tax benefit (expense) |  | (1,703) | (1,231) |  |  |
Equity earnings of unconsolidated joint ventures |  | 255 | 302 | [2] |  |
Gain on sale of assets | [2] |  | 393 |  |  |
Other income (expense) |  | 821 | (57) |  |  |
Income before income taxes |  | 4,744 | 3,455 |  |  |
Operating Segments [Member] |  |  |  |  |  |
Operating income |  | 10,387 | 9,779 |  |  |
Corporate, Non-segment [Member] |  |  |  |  |  |
Depreciation and amortization expense |  | (106) | (96) |  |  |
General and administrative expense |  | (4,753) | (4,991) |  |  |
Interest expense, net |  | (1,860) | (1,875) |  |  |
Equity earnings of unconsolidated joint ventures |  | 255 | 302 |  |  |
Gain on sale of assets |  |  | 393 |  |  |
Other income (expense) |  | 821 | (57) |  |  |
Income before income taxes |  | $ 4,744 | $ 3,455 |  |  |
[1] | In line with our standard translation policy, balance sheet items were translated into U.S. dollars based on the spot exchange rate as of March 31, 2017 and December 31, 2016, while the impact on our statement of income was translated using the average exchange rate for the current quarter.
[2] | Certain 2016 balances have been reclassified to conform to the 2017 presentation (see Note 2 - Summary of Significant Accounting Policies - Reclassifications).

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