Description Of Business And Segment Reporting (Reconciliation To Net Income Attributable To Common Shareholders) (Details) NZD in Thousands, $ in Thousands		12 Months Ended
		Dec. 31, 2016 NZD	Dec. 31, 2016 USD ($)		Dec. 31, 2015 USD ($)		Dec. 31, 2014 USD ($)
Operating income			$ 20,311		$ 23,696	[1]	$ 22,667	[1]
Depreciation and amortization expense			(15,689)		(14,562)	[1]	(15,468)	[1]
General and administrative expense			(26,906)		(18,652)	[1]	(18,902)	[1]
Income tax benefit (expense)			(4,020)		(5,148)	[1],[2]	8,925	[1],[2]
Equity earnings of unconsolidated joint ventures			999		1,204	[1]	1,015	[1]
Gain on sale of assets			393		11,023	[1]	25	[1]
Casualty loss	[3]	NZD (2,019)	(1,421)	[4]
Other income (expense)			(63)		(440)	[1]	1,646	[1]
Income before income taxes			13,437		28,179	[1]	16,353	[1]
Operating Segments [Member]
Operating income			42,427		38,914	[2],[5]	37,312	[2],[5]
Depreciation and amortization expense			(15,294)		(14,268)	[5]	(15,108)	[5]
Corporate, Non-segment [Member]
Depreciation and amortization expense			(395)		(294)	[2]	(360)	[2]
General and administrative expense			(21,721)		(14,924)	[2]	(14,285)	[2]
Interest expense, net			(6,782)		(7,304)	[2]	(9,000)	[2]
Equity earnings of unconsolidated joint ventures			999		1,204	[2]	1,015	[2]
Gain on sale of assets			393		11,023	[2]	25	[2]
Casualty loss			(1,421)
Other income (expense)			(63)		(440)	[2]	1,646	[2]
Income before income taxes			$ 13,437		$ 28,179	[2]	$ 16,353	[2]

[1] Certain 2015 and 2014 balances included the restatement impact as a result of a change in accounting principle (see Note 2 - Summary of Significant Accounting Policies - Accounting Changes).

[2] 2015 and 2014 balances included the restatement impact as a result of a change in accounting principle (see Note 2 - Summary of Significant Accounting Policies - Accounting Changes).

[3] Total impact to current income of $1.4 million (NZ$2.0 million) is presented as a separate line in our Statement of Operations.

[4] In line with our standard translation policy, the recoverable asset of NZ$13.6 million was translated into U.S. dollars based on the spot exchange rate as of December 31, 2016, while the impact on our statement of operations was translated using the average exchange rate for the month of December 2016.

[5] Balances relating to Cinema segment included the restatement impact as a result of a change in accounting principle (see Note 2 - Summary of Significant Accounting Policies - Accounting Changes).