The WSJ says it's 1,000 pages:
Trade-law specialists say the 1,000-page document's wording will be ambiguous enough to allow the EU to appeal unfavorable findings
Here's another non-substantive question: Will the document be leaked? No doubt it will be leaked to someone, but I guess what I have in mind is whether it will be posted on somebody's web site (not ours!), as happened with the GMOs decision.