He'd be crazy not to take this.

According to Gambo and Ash, the offer is 4 years , begining with the 17.7 of the next year, with increases of 10.5 %.

Resume - 82.7 millions over 4 years, is an extension ala Gasol but with a little more money.

2010-11 - 17.7 m
2011-12 - 19.55 m
2012-13 - 21.6 m
2013-14 - 23.85 m
Source - Click here