repurchase programs . we utilized cash generated from operating activities , $ 57.0 million in cash proceeds received from employee stock compensation plans and borrowings under credit facilities to fund the repurchases . during 2008 , we borrowed $ 330.0 million from our existing credit facilities to fund stock repurchases and partially fund the acquisition of abbott spine . we may use excess cash or further borrow from our credit facilities to repurchase additional common stock under the $ 1