Annual report pursuant to Section 13 and 15(d)

Certain Balance Sheet Items - Accrued Liabilities (Detail)

v2.4.1.9
Certain Balance Sheet Items - Accrued Liabilities (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Statement of Financial Position [Abstract]    
Accrued compensation $ 1,504us-gaap_EmployeeRelatedLiabilitiesCurrent $ 518us-gaap_EmployeeRelatedLiabilitiesCurrent
Accrued pre-clinical and clinical trial expenses 1,732cyma_AccruedExpensesCurrent 418cyma_AccruedExpensesCurrent
Accrued professional fees 73us-gaap_AccruedProfessionalFeesCurrent 782us-gaap_AccruedProfessionalFeesCurrent
Forward contract   453cyma_AccruedLiabilityDerivativeInInstrumentsCurrent
Other accruals 79us-gaap_OtherAccruedLiabilitiesCurrent 80us-gaap_OtherAccruedLiabilitiesCurrent
Total accrued liabilities $ 3,388us-gaap_AccruedLiabilitiesCurrent $ 2,251us-gaap_AccruedLiabilitiesCurrent