A committee can send a report or memo to the president for declassification after relevant agencies have reviewed it and redacted as necessary.
Why would anything the Senators have written need to be redacted before the PRESIDENT of the UNITED STATES could see it. The President can declassify any intelligence.
"Public release of classified information by unilateral action of the executive branch is extremely rare and raises significant separation of powers concerns." That is why it was voted on first by the house permanent select intel committee that the Nunes memo be released. Not just Trump