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Commitments and Contingencies (Details) (Errors in withholding and payment of foreign payroll related taxes, ECU, USD $) In Millions, unless otherwise specified	Jun. 30, 2013
Errors in withholding and payment of foreign payroll related taxes \| ECU
Commitments and Contingencies
Contingent liability, minimum	$ 0
Contingent liability, maximum	$ 1.7

The estimated maximum amount of possible loss from the contingency.

The estimated minimum amount of possible loss from the contingency.