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Description Of Business And Segment Reporting (Reconciliation To Net Income Attributable To Common Shareholders) (Details) $ in Thousands, NZD in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2017 USD ($) | Jun. 30, 2016 USD ($) | Jun. 30, 2017 NZD | Jun. 30, 2017 USD ($) | Jun. 30, 2016 USD ($)
Segment Reporting Information [Line Items] |  |  |  |  |  |
Operating income | $ 7,760 | $ 6,088 |  | $ 13,291 | $ 10,782 |
Depreciation and amortization expense | (4,054) | (3,828) |  | (7,987) | (7,635) |
General and administrative expense | (6,118) | (6,006) |  | (12,291) | (12,197) |
Income tax benefit (expense) | (5,846) | (1,663) |  | (7,549) | (2,894) |
Equity earnings of unconsolidated joint ventures and entities | 264 | 305 |  | 518 | 608 | [1]
Gain on sale of assets | 9,417 |  |  | 9,417 | 393 | [1]
Gain on insurance recoveries | 9,217 |  | NZD 12.7 | 9,217 |  |
Other income (expense) | 27 | (46) |  | 848 | (104) |
Income before income taxes | 24,898 | 4,585 |  | 29,644 | 8,043 |
Operating Segments [Member] |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Operating income | 12,544 | 11,122 |  | 22,930 | 20,901 |
Corporate, Non-segment [Member] |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Depreciation and amortization expense | (110) | (99) |  | (214) | (194) |
General and administrative expense | (4,674) | (4,935) |  | (9,425) | (9,925) |
Interest expense, net | (1,787) | (1,762) |  | (3,647) | (3,636) |
Equity earnings of unconsolidated joint ventures and entities | 264 | 305 |  | 518 | 608 |
Gain on sale of assets | 9,417 |  |  | 9,417 | 393 |
Gain on insurance recoveries | 9,217 |  |  | 9,217 |  |
Other income (expense) | $ 27 | $ (46) |  | $ 848 | $ (104) |
[1] | 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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- Definition The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 + Details
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