code: @Indexable(type = IndexableType.DELETE)
  	@Override
  	public CPDAvailabilityEstimate deleteCPDAvailabilityEstimate(
  		CPDAvailabilityEstimate cpdAvailabilityEstimate) {
  		return cpdAvailabilityEstimatePersistence.remove(cpdAvailabilityEstimate);
  	}
docs: Deletes the cpd availability estimate from the database. Also notifies the appropriate model listeners.
  
  @param cpdAvailabilityEstimate the cpd availability estimate
  @return the cpd availability estimate that was removed