Mega Millions lottery winner Holly Lahti has let her estranged husband off the hook. She's waived her right to child support and medical expenses for their two daughters.

EXCLUSIVE DOCUMENTS: Idaho Lottery Winner Waives Child Support

RadarOnline.com has learned that an Idaho judge last week ruled Joshua Lahti no longer has to pay support, a decision which was fully supported by his rich ex, who won a $190 million Mega Millions jackpot this past January.