The company now admits that it has overlooked £3.8m in 'previously unidentified' promotional costs, an increase of £500,000 from figures released early last month.
The company admitted that accounting irregularities had not been investigated with appropriate vigour or speed and said that Flockhart was guilty of 'a spectacular lack of judgement'.
Further board or staff departures could be on the cards depending on the results of a thorough investigation by Deloitte & Touche.
