pre_text: Operating expenses Sales and marketing expense decreased primarily due to a $51 million decrease in stock-based compensation expense and a $41 million decrease as a result of the divestiture of our WSS and PKI solutions. Research and development expense decreased primarily due to a $66 million decrease in stockbased compensation expense. General and administrative expense decreased primarily due to a $130 million decrease in stock-based compensation expense. Amortization of intangible assets decreased primarily due to the intangible assets sold with the divestiture of WSS and PKI solutions. Restructuring, transition and other costs reflect a decrease of $70 million in fiscal 2019 compared to fiscal 2018 in severance and other restructuring costs. In addition, fiscal 2018 costs included $88 million of transition related costs related to our fiscal 2018 divestiture of our WSS and PKI solutions compared to $3 million in fiscal 2019.
table: Fiscal Year Variance in
table: 2019 2018 Dollars Percent
table: (In millions, except for percentages)
table: Sales and marketing $1,493 $1,593 $(100) (6)%
table: Research and development 913 956 (43) (4)%
table: General and administrative 447 574 (127) (22)%
table: Amortization of intangible assets 207 220 (13) (6)%
table: Restructuring, transition and other costs 241 410 (169) (41)%
table: Total $3,301 $3,753 $(452) (12)%
question: Analyse this data from a financial earnings document. What is the total impact on the decrease in Sales and marketing expense from stock-based compensation expense and divestiture of our WSS and PKI solutions?