Reese Witherspoon and Jim Toth said they will "move on with love and kindness" as they announced their divorce.

So Reese Witherspoon and Jim Toth are breaking up.

The Oscar winner, who turned 47 on Wednesday, and her talent producer husband, 52, are ending their marriage, which they announced in a joint statement on Friday, two days before their wedding anniversary their 12th.

"We have some personal news to share... It is with great care and consideration that we have made the difficult decision to divorce," they said. "We have enjoyed so many wonderful years together and are moving forward with deep love, kindness and mutual respect for all we have created together."

"Our highest priority is our son and our entire family as we move into another chapter," they added. "These matters are never easy and are extremely personal. We really appreciate everyone's respect for our family's privacy at this time."

A source tells PEOPLE, "They're really good friends and this is such an amicable decision. They're very committed to co-parenting together. They're invested in their whole family and making it as as peaceful as possible for everyone."

Witherspoon and Toth announced their engagement in December 2010, and married in March 2011. They have 10-year-old son Tennessee James, and Witherspoon also shares two children with ex Ryan Phillippe: daughter Ava, 23, and son Deacon, 19.