Business Combination Contingent Consideration Payment Period

No definition available.

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Namespace Prefix:	brts_
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Balance Type:	na
Period Type:	instant

- Definition

Business Combination, Deferred Consideration, Payment Period

+ References

No definition available.

+ Details

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Namespace Prefix:	brts_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ 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

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Balance Type:	debit
Period Type:	instant

- Definition

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(6))
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 30
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 45
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=124260329&loc=d3e26610-111562

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (aa)
-URI http://asc.fasb.org/extlink&oid=123581744&loc=d3e27161-111563

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

For contingent consideration arrangements recognized in connection with a business combination, this element represents an estimate of the high-end of the potential range (undiscounted) of the consideration which may be paid.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (c)(3)
-URI http://asc.fasb.org/extlink&oid=120321790&loc=d3e6927-128479

+ Details

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

- Definition

For contingent consideration arrangements and indemnification assets recognized in connection with a business combination, this element represents an estimate of the low-end of the potential range (undiscounted) of the consideration which may be paid.

+ References

+ Details

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

- Definition

Amount of liability recognized arising from contingent consideration in a business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=120321790&loc=d3e6927-128479

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 35
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=116859824&loc=d3e6819-128478

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 25
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=6911189&loc=d3e6408-128476

+ Details

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

- Definition

Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Fair value of financial and nonfinancial obligations.

+ References

+ Details

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

- Details

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Balance Type:
Period Type:

- Details

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Balance Type:
Period Type:

- Details

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Balance Type:
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- Details

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- Details

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- Details

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Fair Value Measurements - Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) - USD ($)	Feb. 14, 2022	Mar. 31, 2022	Dec. 31, 2021	Oct. 31, 2021	Oct. 07, 2021	Apr. 30, 2019
Second Phase
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Revenue growth and profitability targets Period						3 years
iController BV
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Contingent consideration					$ 5,085,000
Revenue growth and profitability targets Period				3 years
Anachron Beheer BV
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Contingent consideration	$ 11,500,000	$ 1,000,000
Payment period	4 years
Anachron Beheer BV \| Contingent consideration liability
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Range of undiscounted, low		0
Range of undiscounted, high		23,700,000
Anachron Beheer BV \| Deferred Purchase Price
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Range of undiscounted, low		0
Range of undiscounted, high		700,000
Fair value, recurring
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Money market funds		25,021,000	$ 25,015,000
Certificates of deposit		45,156,000	45,117,000
Total assets		70,177,000	70,132,000
Contingent consideration			370,000
Total liabilities		5,819,000	5,455,000
Fair value, recurring \| Second Phase
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Contingent consideration		215,000
Fair value, recurring \| iController BV
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Contingent consideration		5,018,000	5,085,000
Fair value, recurring \| Anachron Beheer BV
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Contingent consideration		586,000
Fair value, recurring \| Level 1
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Money market funds		25,021,000	25,015,000
Certificates of deposit		0	0
Total assets		25,021,000	25,015,000
Contingent consideration			0
Total liabilities		0	0
Fair value, recurring \| Level 1 \| Second Phase
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Contingent consideration		0
Fair value, recurring \| Level 1 \| iController BV
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Contingent consideration		0	0
Fair value, recurring \| Level 1 \| Anachron Beheer BV
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Contingent consideration		0
Fair value, recurring \| Level 2
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Money market funds		0	0
Certificates of deposit		45,156,000	45,117,000
Total assets		45,156,000	45,117,000
Contingent consideration			0
Total liabilities		0	0
Fair value, recurring \| Level 2 \| Second Phase
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Contingent consideration		0
Fair value, recurring \| Level 2 \| iController BV
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Contingent consideration		0	0
Fair value, recurring \| Level 2 \| Anachron Beheer BV
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Contingent consideration		0
Fair value, recurring \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Money market funds		0	0
Certificates of deposit		0	0
Total assets		0	0
Contingent consideration			370,000
Total liabilities		5,819,000	5,455,000
Fair value, recurring \| Level 3 \| Second Phase
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Contingent consideration		215,000
Fair value, recurring \| Level 3 \| iController BV
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Contingent consideration		5,018,000	$ 5,085,000
Fair value, recurring \| Level 3 \| Anachron Beheer BV
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Contingent consideration		$ 586,000