That looks spot on. Thank you.Does https://www.uscg.mil/Portals/0/documents/budget/2019 BIB_FINALw.pdf provide the detail you are looking for? The surface assets budget includes the line "Polar Icebreaker – Continues efforts to award a contract for detail design and construction in 2019, and scheduled delivery of the first new heavy polar icebreaker in 2023."