In its "General Fund Forecast," the state estimated the amount of the tax refund owed to the Indianapolis Downs casino and the intervening Hoosier Park under the Delaware Bankruptcy Court's ruling that the graduated tax does not extend to the funds required to be set aside for other entities in the 15% set aside to be approximately $65 million.
http://www.in.gov/sba/files/rev_forecast_20111214_presentation.pdf
A post on the Delaware Tax Court's income tax determination for the Indianapolis Downs casino can be found here:
http://indianapropertytaxreporter.blogspot.com/2012/06/delaware-deciding-significant-issues-of.html