Complex sentence: The document was an instrument under canon law giving the commission legal force, and expressing its broad aim to help ensure that' the principles of the Gospel also permeate activities of an economic and financial nature.
Split into simpler sentences: The document was an instrument under canon law giving the commission legal force. According to the text, the broad aim of the commission is to help ensure that' the principles of the Gospel also permeate activities of an economic and financial nature.