It's called research. Do some:
Crude Oil FAQs - Energy Information Administration
I only claimed that a large portion of the extra money spent went into American hands. Just look at the list of companies in the excel document. A great number of those companies which import the foreign oil are American companies. They are receiving a portion of the extra money. Just because the physical source of the petroleum is foreign does not mean that American companies are not heavily involved in the process.
Not only that, but it's also true that it doesn't matter if the physical source of the petroleum is domestic because the company involved can be foreign. Remember the oil spill? Foreign company.