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Condensed Consolidated Statements of Operations (Parenthetical) - USD ($)
$ in Thousands
3 Months Ended
Apr. 30, 2019
Apr. 30, 2018
Costs of subscription services    
Share-based compensation expense $ 10,415 $ 7,877
Costs of professional services    
Share-based compensation expense 16,150 10,792
Product development    
Share-based compensation expense 91,237 68,511
Sales and marketing    
Share-based compensation expense 38,854 25,612
General and administrative    
Share-based compensation expense $ 28,579 $ 19,867