XML 23 R12.htm IDEA: XBRL DOCUMENT v3.21.2

General. (Tables)

9 Months Ended

Sep. 30, 2021

General.

Schedule of net assets acquired based on their estimated fair value

The following table summarizes the net assets acquired based on their estimated fair values as of March 16, 2021, immediately prior to completion of the Merger (in thousands):

Cash and cash equivalents		$	2,427
Asset held for sale			1,000
Prepaid and other assets			236
Accrued liabilities			(1,187	)
Net acquired assets		$	2,476

Schedule of Assumptions for Black-Scholes Option Pricing Model

The fair value of the option granted in the nine months ended September 30, 2021 was estimated on the grant date using the Black-Scholes option pricing model with the following assumptions:

Value of ADS			27.26
Dividend yield			0	%
Expected volatility			70.88	%
Risk-free interest rate			1.36%-1.61	%
Expected term (years)			5.7-6.1

X

- References

No definition available.

+ Details

Name:	CMMB_NatureOfOperationsDisclosureAbstract
Namespace Prefix:	CMMB_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the amounts recognized as of the acquisition date for each major class of assets acquired and liabilities assumed. May include but not limited to the following: (a) acquired receivables; (b) contingencies recognized at the acquisition date; and (c) the fair value of noncontrolling interests in the acquiree.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=123413009&loc=d3e4845-128472

+ Details

Name:	us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (f)(2)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

+ Details

Name:	us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration