"Mad Men" actress and Arendt announced their separation in a joint statement posted on social media.
"We fell in love and became partners 12 years ago. We joined our two amazing families, counted many laughs, made wonderful friends and were blessed with incredible opportunities," the statement said. "Today we are taking our next step together, but on separate paths."
The statement said that the couple "will take the time to reinvent ourselves in this transition and thank you for your patience and support for giving us the space to "
" We will always be grateful for the love we have shared and will always work together to raise our two beautiful dogs, "said the statement.
Hendrix, 44, is currently involved in" NBC's Good Girls. 41