Cash at deposit institutions.

No definition available.

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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

- Definition

Cash in foreign institutions.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Property plant and equipment, depreciation rate, description.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Property plant and equipment maximum number of uses.

+ References

No definition available.

+ Details

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Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Summary of significant accounting policies.

+ References

No definition available.

+ Details

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- Definition

Amount of 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. Excludes cash and cash equivalents within disposal group and discontinued operation.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(2))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(1))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

+ Details

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Balance Type:	debit
Period Type:	instant

- Definition

Description of risks that arise due to the volume of business transacted with a particular customer. At a minimum, the description informs financial statement users of the general nature of the risk, but excludes "Information about Major Customers" that may be disclosed elsewhere (for instance, segment disclosures).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 275
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 18
-Subparagraph (a)
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 275
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-Section 50
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 16
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482861/275-10-50-16

+ Details

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Period Type:	duration

- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 280
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482810/280-10-50-42

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 825
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-URI https://asc.fasb.org/1943274/2147482907/825-10-50-21

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 825
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-Section 50
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Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
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-Topic 275
-SubTopic 10
-Section 50
-Paragraph 20
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-URI https://asc.fasb.org/1943274/2147482861/275-10-50-20

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Number of shares issued pursuant to the terms of a deferred compensation arrangement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (l)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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Period Type:	duration

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Namespace Prefix:
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Balance Type:
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- Details

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- Details

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Summary of Significant Accounting Policies - Additional Information (Detail)	3 Months Ended		12 Months Ended
	Mar. 31, 2025 USD ($) Use shares	Mar. 31, 2024	Dec. 31, 2024 USD ($) shares
Summary Of Significant Accounting Policies [Line Items]
Cash at deposit institutions	$ 2,000,000		$ 2,300,000
Cash in foreign institutions	0
Cash equivalents held	$ 12,900,000		$ 11,700,000
Number of shares awards deferred, unvested \| shares	126,506		244,218
Accounts Receivable
Summary Of Significant Accounting Policies [Line Items]
Concentration risk, customer			two
Commercial Customer \| Revenue Benchmark \| Customer Concentration Risk
Summary Of Significant Accounting Policies [Line Items]
Concentration risk, percentage	10.00%	10.00%
Commercial Customer \| Accounts Receivable
Summary Of Significant Accounting Policies [Line Items]
Concentration risk, customer	one
Commercial Customer \| Accounts Receivable \| Customer Concentration Risk
Summary Of Significant Accounting Policies [Line Items]
Concentration risk, percentage	10.00%		10.00%
Commercial Customer \| Accounts Receivable Revenue \| Customer Concentration Risk
Summary Of Significant Accounting Policies [Line Items]
Concentration risk, percentage	11.00%
Customer A \| Accounts Receivable \| Customer Concentration Risk
Summary Of Significant Accounting Policies [Line Items]
Concentration risk, percentage			21.00%
Customer B \| Accounts Receivable \| Customer Concentration Risk
Summary Of Significant Accounting Policies [Line Items]
Concentration risk, percentage			11.00%
RPD Devices
Summary Of Significant Accounting Policies [Line Items]
Plant and equipment, useful life \| Use	200
Plant and equipment, description of depreciation	each purchase of a RPKs results in a 1/200 depreciation to the RPD