Sure. Thank you, Minister.
In doing the costing, we engaged external experts from Deloitte who worked with our costing model. We had 29 personnel inside, and we hired Deloitte—which had done costing for the U.K. and Australia's defence policy as well. The projects were re-costed by the finance team with Deloitte.
We then had five external firms look at the methodology and the process used, and they verified that it was a good process.
Now, there are still initial cost estimates, and those estimates will change over time, but we're—