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Subsequent Events (Details) (Subsequent Event [Member])	1 Months Ended
Subsequent Events (Details) (Subsequent Event [Member])	Apr. 17, 2014
Subsequent Event [Member]
Subsequent Event [Line Items]
Period which a new tender process is initiated, in days	30 days
Tender award period, in years	5 years
Suspension period if tender is not awarded, in years	5 years