XML 60 R28.htm IDEA: XBRL DOCUMENT v2.4.1.9

Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2014

Accounting Policies [Abstract]

Schedule of Property and Equipment Estimated Useful Lives

Depreciation is provided using the straight-line method over the following estimated useful lives:

Laboratory equipment		5 years
Computer equipment		3 years
Office furniture and equipment		5 years
Leasehold improvements		Lesser of useful life or remaining lease term

X

- Definition

Schedule of property and equipment estimated useful life.

+ References

No definition available.

+ Details

Name:	ceru_ScheduleOfPropertyAndEquipmentEstimatedUsefulLifeTableTextBlock
Namespace Prefix:	ceru_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_AccountingPoliciesAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration