1. They're losing money
2. Things are not going to improve near-term
3. Debt is currently (more) expensive
4. They're in a hugely capital intensive business and are on a current spending spree for competitiveness reasons.
Other than some hand-wavy 'optics' rationales it seems like a bad idea, but I guess this is why I don't sit on the board of an F500.
edit: should also note that tax drag is another malus against the dividend concept, altogether (rightly or wrongly) telling me the story that "we really don't have anything better to do with the money".