Acquisitions (Narrative) (Details) (USD $)	0 Months Ended		6 Months Ended	0 Months Ended	12 Months Ended
	May 31, 2012 Amadesa Ltd. [Member]	Jun. 13, 2012 Look.io [Member]	Jun. 30, 2012 Look.io [Member]	Nov. 09, 2012 Engage Pty Ltd. [Member]	Dec. 31, 2012 Engage Pty Ltd. [Member]	Mar. 31, 2014 NexGraph, LLC [Member]
Business Acquisition [Line Items]
Business acquisition, acquisition date	May 31, 2012	Jun. 13, 2012		Nov. 09, 2012
Acquired intangible asset, aggregate cash consideration	$ 10,300,000					$ 500,000
Acquisition costs included in intangible assets	500,000	767,000		3,600,000		100,000
Business acquisition, purchase price cash		2,884,000		10,591,000
Business acquisition, shares of common stock issued		109,517
Business acquisition, cash paid		900,000
Acquisition costs incurred to acquire entity			200,000		500,000
Business acquisition, value of shares of common stock issued		2,000,000
Potential shares of common stock in addition to purchase price		30,422
Potential shares of common stock, value		600,000		1,600,000
Weighted average shares outstanding used in basic and diluted net income per share as of the acquisition date		109,517
Assets acquired liabilities assumed, net				800,000
Business acquisition, goodwill		$ 2,405,000		$ 6,152,000		$ 400,000