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Related Party Transactions Related Party Transactions (Details) (Trapeze Media Limited [Member], USD $) In Thousands, unless otherwise specified | 0 Months Ended | 3 Months Ended |
--- | --- | --- | ---
Jul. 31, 2014 | Sep. 30, 2014 | Jul. 31, 2014
Union Advertising Canada LC [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners |  |  | 18.00%
Business Acquisition, Related Party Voting Interest Acquired |  |  | 54.00%
Business Combination, Consideration Transferred, Including Equity Interest in Acquiree Held Prior to Combination | $ 5,281 |  |
Business Combination, Consideration Transferred | 4,373 |  |
Business Combination, Step Acquisition Gain on sale of ownership percentage |  | $ 908 |
Union Advertising Canada LC [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Sale of Stock, Percentage of Ownership after Transaction | 100.00% |  |

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