Debt (Schedule of Construction Financing) (Details) - US Union Square Construction [Member] $ in Thousands		3 Months Ended	12 Months Ended
		Mar. 31, 2017 USD ($) item	Dec. 31, 2016	[1]
Debt Instrument [Line Items]
Facility Limit		$ 57,500
Advanced to Date		8,000
Remaining Facility		$ 49,500
Maturity date		Dec. 29, 2019	Dec. 29, 2019
Number of extension options | item		2
Extension period		1 year
Bank Of The Ozarks [Member] | Senior Loan [Member]
Debt Instrument [Line Items]
Facility Limit		$ 8,000
Advanced to Date		$ 8,000
Interest rate		4.75%
Spread over LIBOR		4.25%
Maturity date	[2]	Dec. 29, 2019
Bank Of The Ozarks [Member] | Building Loan [Member]
Debt Instrument [Line Items]
Facility Limit		$ 31,130
Remaining Facility		$ 31,130
Interest rate		4.75%
Spread over LIBOR		4.25%
Maturity date	[2]	Dec. 29, 2019
Bank Of The Ozarks [Member] | Project Loan [Member]
Debt Instrument [Line Items]
Facility Limit		$ 10,870
Remaining Facility		$ 10,870
Interest rate		4.75%
Spread over LIBOR		4.25%
Maturity date	[2]	Dec. 29, 2019
Tammany Mezz Investor, LLC [Member] | Mezzanine Loan [Member]
Debt Instrument [Line Items]
Facility Limit		$ 7,500
Remaining Facility		$ 7,500
Interest rate		10.50%
Spread over LIBOR		10.00%
Maturity date	[2]	Dec. 29, 2019
Maximum [Member] | New York State [Member]
Debt Instrument [Line Items]
Interest rate		16.00%

[1] The loan for our Minetta & Orpheum Theatres was obtained from Santander Bank. The term loan for our Cinema 1,2,3 Theatre was refinanced during the third quarter of 2016 with Valley National Bank. The term loan, which is collateralized by our new U.S Corporate Headquarters office building, was obtained with Citizens Asset Finance, Inc. during the fourth quarter of 2016. In December 2016, we successfully negotiated the construction financing for our Union Square redevelopment project, $8.0 million of which was advanced from the total construction loan limit of $57.5 million.

[2] Allowable for up to two (2) extension request options, one (1) year for each extension request.