7. Debtors

  As at
2 January
2010
$ million
As at
3 January
2009
$ million
Amounts falling due within one year  
Amounts owed by subsidiaries13.00.2
Other taxes and social security0.20.1
Prepayments and accrued income0.50.5
Other debtors0.30.6
 14.01.4
Amounts falling due after more than one year  
Amounts owed by subsidiaries5.9188.5
Derivative financial instruments (see note 10)16.616.1
 22.5204.6
 36.5206.0

The amounts owed by Group undertakings classified as falling due after more than one year have no specified terms of repayment and are intended to be settled on a net basis. The Company has given an undertaking to the counterparties that it will not require settlement within one year of the balance sheet date. Generally, these amounts bear interest at floating rates based on prevailing market interest rates applicable to the currencies in which they are denominated.