Financial details of the deal were not disclosed, but British media reported that Chelsea had paid an initial £16.3 million ($22.02 million) with a further £1.7 million in add-ons for the 28-year-old Financial details of the deal were not disclosed, but British media reported that Chelsea had paid an initial £16.3 million ($22.02 million) with a further £1.7 million in add-ons for the 28-year-old