Region Jet has a $50 million llability at December 31 2018, of which S10 million is payable in 2019. In its December 31, 2018 balance s 2019. In ts Region Jet has a $50 million llability at December 31 2018, of which S10 million is payable in 2019. In its December 31, 2018 balance s 2019. In ts