Non-controlling Interests (Narrative) (Details)	Jun. 30, 2018
Australian Country Cinemas, Pty Ltd [Member]
Noncontrolling Interest [Line Items]
Ownership percentage by noncontrolling interest	25.00%
Sutton Hill Properties, LLC [Member]
Noncontrolling Interest [Line Items]
Ownership percentage by noncontrolling interest	25.00%
Shadow View Land And Farming, LLC [Member]
Noncontrolling Interest [Line Items]
Ownership percentage by noncontrolling interest	50.00%
Sutton Hill Capital, LLC [Member]
Noncontrolling Interest [Line Items]
Ownership percentage by noncontrolling interest	50.00%