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Advertising Costs	9 Months Ended
Advertising Costs	Sep. 30, 2013
Other Income and Expenses [Abstract]
Advertising Costs	Advertising Costs — Advertising costs are charged to operations when incurred because they occur in the same period as the benefit is derived. These costs are included in selling and marketing expenses. We do not incur any direct response advertising costs. Advertising expenses were $0.2 million for the three months ended September 30, 2013 and 2012, respectively, and $0.7 million and $0.5 million for the nine months ended September 30, 2013 and 2012, respectively, for software operations. Wireless operations had nominal advertising costs over these same periods.