On January 10,2022 , Cooley Design Services purchased treasury stock at a cost of $30 million. On July 3,2022 , Cooley resold some of the treasury stock for $12 million; this resold treasury stock had cost the company $6 million. Record the purchase and resale of Cooley's treasury stock. Overall, how much did stockholders' equity increase or decrease as a result of the two treasury-stock transactions? First, record the purchase of the treasury stock. Next, record the resale of the treasury stock. Overall, how much did stockholders' equity increase or decrease as a result of the two treasury-stock transactions? (Enter the overall increase or decrease in millions. Use a minus sign or parentheses to identify a decrease.) Overall increase (decrease) in stockholders' equity, in million, as a result of the two treasury-stock transactions =