FAIR VALUE OF FINANCIAL INSTRUMENTS (Details 1) - $ / shares		3 Months Ended
Aug. 24, 2009	Mar. 31, 2017
Conversion Option [Member]
Common Stock Closing Price	$ 0.0945	$ 0.071
Conversion Price per Share	$ 0.075	$ 0.075
Conversion Shares	21,333,334	21,333,334
Call Option Value	$ 0.0839	$ 0.056
Dividend Yield	0.00%	0.00%
Volatility	212.53%	214.34%
Risk-free Interest Rate	0.725%	1.03%
Term	2 years	1 year 4 months 17 days
Exercise Option [Member]
Common Stock Closing Price	$ 0.0945	$ 0.071
Conversion Price per Share	$ 0.100	$ 0.100
Conversion Shares	16,000,000	16,000,000
Call Option Value	$ 0.0929	$ 0.069
Dividend Yield	0.00%	0.00%
Volatility	212.53%	214.34%
Risk-free Interest Rate	1.15%	1.93%
Term	5 years	4 years 4 months 17 days

It represents the fair value assumptions call option value per share.

No definition available.

Name:	bthe_FairValueAssumptionsCallOptionValue
Namespace Prefix:	bthe_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

It represents the closing price of common stock for fair value assumptions.

+ References

No definition available.

+ Details

Name:	bthe_FairValueAssumptionsCommonStockClosingPrice
Namespace Prefix:	bthe_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

It represents the conversion price per share of fair value assumptions.

+ References

No definition available.

+ Details

Name:	bthe_FairValueAssumptionsConversionPricePerShare
Namespace Prefix:	bthe_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

It represents the converted shares of fair value assumptions.

+ References

No definition available.

+ Details

Name:	bthe_FairValueAssumptionsConversionShares
Namespace Prefix:	bthe_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

Expected dividends to be paid to holders of the underlying shares or financial instruments (expressed as a percentage of the share or instrument's price).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)
-URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258

+ Details

Name:	us-gaap_FairValueAssumptionsExpectedDividendRate
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Period the instrument, asset or liability is expected to be outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

+ Details

Name:	us-gaap_FairValueAssumptionsExpectedTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Measure of dispersion, in percentage terms (for instance, the standard deviation or variance), for a given stock price.

+ References

+ Details

Name:	us-gaap_FairValueAssumptionsExpectedVolatilityRate
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Risk-free interest rate assumption used in valuing an instrument.

+ References

+ Details

Name:	us-gaap_FairValueAssumptionsRiskFreeInterestRate
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=bthe_ConversionOptionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=bthe_ExerciseOptionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: