Acquisitions - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	0 Months Ended
	Jun. 18, 2014
Business Acquisition [Line Items]
Accounts receivables assets acquired, fair value	$ 1.6
Gross amount account receivables asset acquired	1.7
Amount due under contract expected to be uncollectible	0.1
Pulpo Media, Inc
Business Acquisition [Line Items]
Ownership Interest acquired	100.00%
Effective Date Of Acquisition	Jun. 18, 2014
Aggregate cash consideration	15.0
Cash acquired	0.7
Fair value of contingent consideration	1.4
Contingent consideration arrangements, maximum	3.0
Contingent consideration arrangements, minimum	0
Accounts receivables assets acquired, fair value	$ 1.7