Subsequent Events	3 Months Ended
Mar. 31, 2016
Subsequent Events [Abstract]
Subsequent Events	NOTE 18 – Subsequent Events Acquisition of New Corporate Headquarters in Los Angeles On April 11, 2016, we purchased for $11.2 million a 24,000 square foot Class B office building with 72 parking spaces located at 5995 Sepulveda Boulevard in Culver City, California. We intend to use approximately 50% of the leasable area for our headquarters offices and to lease the remainder to unaffiliated third parties. We anticipate, when the move is complete and the excess space is leased, that we will be able to reduce our headquarters occupancy cost by approximately $350,000 per annum. We are in the process of obtaining a mortgage on this building. Refinancing of Cinema 1,2,3 loan On April 25, 2016, Sutton Hill Properties LLC, a 75% subsidiary of Reading International Inc., signed a non-binding agreement with a lender to refinance the $15 million mortgage loan on Cinema 1,2,3 which matures on July 1, 2016. The Company expects to have the replacement financing in place by the end of the second quarter 2016. Updates to The STOMP Arbitration In April 2016, we have received a Final Award in our arbitration with The STOMP Company Limited Partnership, the producer of the show STOMP, currently playing at our Orpheum Theater in New York City. The Final Award awards us $2,268,009 in attorney’s fees and costs. We are pursuing the collection of this Final Award in New York Supreme Court. Updates to the Derivative Litigation On May 2, 2016, the T2 Plaintiffs filed a petition on order shortening time seeking a preliminary injunction (1) enjoining the Inspector of Elections from counting any proxies purporting to vote either the 327,808 Class B shares represented by stock certificate B0005 (held of record by the Cotter Estate) or the 696,080 Class B shares represented by stock certificate RDIB 0028 (held of record by the Cotter Trust) at the upcoming June 2, 2016 Annual Meeting of Stockholders, and (2) enjoining Ellen Cotter, Margaret Cotter and James J. Cotter, Jr. from voting the above referenced shares at the 2016 Annual Meeting of Stockholders. We believe that the above referenced shares are currently held of record by the Cotter Estate and the Cotter Trust, and such shares can be voted by the Co-Executors of the Cotter Estate and the Trustees of the Cotter Trust, as applicable.

NOTE 18 – Subsequent Events

Acquisition of New Corporate Headquarters in Los Angeles

On April 11, 2016, we purchased for $11.2 million a 24,000 square foot Class B office building with 72 parking spaces located at 5995 Sepulveda Boulevard in Culver City, California. We intend to use approximately 50% of the leasable area for our headquarters offices and to lease the remainder to unaffiliated third parties. We anticipate, when the move is complete and the excess space is leased, that we will be able to reduce our headquarters occupancy cost by approximately $350,000 per annum. We are in the process of obtaining a mortgage on this building.

Refinancing of Cinema 1,2,3 loan

On April 25, 2016, Sutton Hill Properties LLC, a 75% subsidiary of Reading International Inc., signed a non-binding agreement with a lender to refinance the $15 million mortgage loan on Cinema 1,2,3 which matures on July 1, 2016. The Company expects to have the replacement financing in place by the end of the second quarter 2016.

Updates to The STOMP Arbitration

In April 2016, we have received a Final Award in our arbitration with The STOMP Company Limited Partnership, the producer of the show STOMP, currently playing at our Orpheum Theater in New York City. The Final Award awards us $2,268,009 in attorney’s fees and costs. We are pursuing the collection of this Final Award in New York Supreme Court.

Updates to the Derivative Litigation

On May 2, 2016, the T2 Plaintiffs filed a petition on order shortening time seeking a preliminary injunction (1) enjoining the Inspector of Elections from counting any proxies purporting to vote either the 327,808 Class B shares represented by stock certificate B0005 (held of record by the Cotter Estate) or the 696,080 Class B shares represented by stock certificate RDIB 0028 (held of record by the Cotter Trust) at the upcoming June 2, 2016 Annual Meeting of Stockholders, and (2) enjoining Ellen Cotter, Margaret Cotter and James J. Cotter, Jr. from voting the above referenced shares at the 2016 Annual Meeting of Stockholders. We believe that the above referenced shares are currently held of record by the Cotter Estate and the Cotter Trust, and such shares can be voted by the Co-Executors of the Cotter Estate and the Trustees of the Cotter Trust, as applicable.