XML 68 R46.htm IDEA: XBRL DOCUMENT v3.22.1

Fair Value of Financial Instruments, Carrying Amount of Contingent Consideration Liabilities (Details)	12 Months Ended
	Dec. 31, 2021 USD ($)
Other liabilities contingent consideration [Abstract]
Assumed percentage of royalty revenue until 2029	13.00%
Assumed percentage of royalty revenue from 2030 to 2038	7.00%
Percentage of royalty revenue post patent decline for first year	50.00%
Percentage of royalty revenue post patent decline after year one	10.00%
Percentage of income taxes projected as royalty savings	26.00%
Percentage of weighted average cost of capital	26.00%
Level 3 [Member]
Other liabilities contingent consideration [Abstract]
Balance at beginning of period	$ 20,110,000
Balance at end of period	19,930,000
Level 3 [Member] | Contingent Consideration [Member]
Other liabilities contingent consideration [Abstract]
Balance at beginning of period	20,110,000
Fair value adjustment included in operating expenses	(180,000)
Balance at end of period	$ 19,930,000

X

- Definition

Percentage of income taxes projected in terms of royalty savings due to use of different market assumptions and/or different valuation techniques.

+ References

No definition available.

+ Details

Name:	btx_PercentageOfIncomeTaxesProjectedInTermsOfRoyaltySavings
Namespace Prefix:	btx_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The percentage of royalty revenue assumed from 2030 to 2038 due to use of different market assumptions and/or different valuation techniques.

+ References

No definition available.

+ Details

Name:	btx_PercentageOfRoyaltyRevenueAssumedFrom2030To2038
Namespace Prefix:	btx_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The percentage of royalty revenue assumed until 2029 due to use of different market assumptions and/or different valuation techniques.

+ References

No definition available.

+ Details

Name:	btx_PercentageOfRoyaltyRevenueAssumedUntil2029
Namespace Prefix:	btx_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The percentage of royalty revenue after year one post patent decline due to use of different market assumptions and/or different valuation techniques.

+ References

No definition available.

+ Details

Name:	btx_PercentageOfRoyaltyRevenuePostPatentDeclineAfterYearOne
Namespace Prefix:	btx_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The percentage of royalty revenue for first year post patent decline due to use of different market assumptions and/or different valuation techniques.

+ References

No definition available.

+ Details

Name:	btx_PercentageOfRoyaltyRevenuePostPatentDeclineYearOne
Namespace Prefix:	btx_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Cash flows discounted by the liability specific weighted average cost of capital using the mid-point convention.

+ References

No definition available.

+ Details

Name:	btx_PercentageOfWeightedAverageCostOfCapital
Namespace Prefix:	btx_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of addition (reduction) to the amount at which a liability could be incurred (settled) in a current transaction between willing parties.

+ References

No definition available.

+ Details

Name:	us-gaap_LiabilitiesFairValueAdjustment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Fair value of financial and nonfinancial obligations.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258

+ Details

Name:	us-gaap_LiabilitiesFairValueDisclosure
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- References

No definition available.

+ Details

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

X

- Details

Name:	us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ContingentConsiderationByTypeAxis=btx_ContingentConsiderationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: