2.4.0.8090500 - Disclosure - Warranty (Details)truefalseIn Thousands, unless otherwise specifiedfalse1false USDfalsefalse$c20130101to20130630http://www.sec.gov/CIK0001162461duration2013-01-01T00:00:002013-06-30T00:00:00U002Standardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$1true 1us-gaap_ProductWarrantiesDisclosuresAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Warranty [Abstract]2false 2cutr_PeriodOfWarrantycutr_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse001 yearfalsefalsefalsexbrli:durationItemTypenaThe period of warranty the Company provides on its systems.No definition available.false0Period of warranty3true 2us-gaap_MovementInStandardProductWarrantyAccrualRollForwardus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalselabel1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Changes in product warranty accrual [Roll forward]4false 3us-gaap_StandardProductWarrantyAccrualus-gaap_truecreditinstantfalsefalsefalsefalsefalsetruefalsefalseperiodStartLabel1truefalsefalse12120001212USD$falsetruefalsexbrli:monetaryItemTypemonetaryAmount as of the balance sheet date of the aggregate standard product warranty liability. 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