Common Stock Warrants Outstanding - Additional Information (Detail)	Mar. 31, 2019 USD ($)
Warrants And Rights Note Disclosure [Abstract]
Common stock warrants outstanding, intrinsic value	$ 0

Common stock warrants outstanding intrinsic value.

No definition available.

Name:	bioc_CommonStockWarrantsOutstandingIntrinsicValue
Namespace Prefix:	bioc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant