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Restricted Cash	12 Months Ended
Restricted Cash	Dec. 31, 2012
Restricted Cash	14. Restricted Cash We had total restricted cash (current and non-current) of $16.3 million at December 31, 2012 (2011: $16.3 million), which relates to amounts pledged to secure certain letters of credit.

Tabular disclosure of the cash and cash items which are restricted as to withdrawal or usage. The provisions of any restrictions are described in a note to the financial statements. Restrictions may include legally restricted deposits held as compensating balances against short-term borrowing arrangements, contracts entered into with others, or entity statements of intention with regard to particular deposits; however, time deposits and short-term certificates of deposit are not generally included in legally restricted deposits.

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