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Research and Development Costs
9 Months Ended
Sep. 30, 2015
Research and Development Costs

6. Research and Development Costs

Research and development costs related to software development totaled $4.0 million and $14.7 million for the three and nine months ended September 30, 2015, respectively, and $4.7 million and $13.8 million for the three and nine months ended September 30, 2014, respectively. Research and development costs are included in “Selling, general and administrative expenses” on the Condensed Consolidated Statements of Comprehensive Income.