the customer-related intangible assets have amortization periods of up to 14 years . the contract-based intangible assets have amortization periods of 3 to 10 years . these business acquisitions were not significant to our consolidated financial statements and accordingly , we have not provided pro forma information relating to these acquisitions . in addition , during fiscal 2008 , we acquired a customer list and long-term merchant referral agreement in our canadian merchant services channel for $ 1