The Jam Tarts have led Scotland's top flight since October and had the chance to confirm their status as champions for the first time in 66 years on Tuesday evening.
Dettori, 55, is estimated to have earned up to £20million from racing alone during his career. His best year for prize money was 2019 when horses he rode brought in £7.3m.
The professional dancer, 33, stepped back from the BBC Latin and ballroom show before this year's competition kicked off after bullying allegations from his former partner Amanda Abbington.