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%