Note 38.1  Credit risk  continued  Collateral and credit enhancements held  Loan assets held at amortised cost  Cash collateral on securities borrowed and reverse repurchase agreements balance is included in receivables from financial  institutions.  Securities borrowed and reverse repurchase agreements are fully collateralised with highly liquid securities as they require collateral  to be in excess of the loaned amount.  Residential mortgages are secured by fixed charges over a borrower’s property. Further, Macquarie obtains lender’s mortgage  insurance (LMI) to cover the majority of the mortgage portfolio to protect against a potential shortfall between the value of a  repossessed property sold and the loan outstanding, including accrued interest. Substantially all the Americas portfolio consists of  Canadian mortgages. Included in the mortgage loan balance is $14,025 million (2013: $10,774 million) which have been securitised  by consolidated SPEs. Further, $3,853 million (2013: $5,863 million) are held by either a government-backed securitisation vehicle  or financial institutions, not consolidated by the Consolidated Entity.  Receivables from financial institutions  Residential mortgage loans  181 