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Trade accounts receivable - net (Tables)

12 Months Ended

Dec. 31, 2024

Trade accounts receivable - net

Schedule of changes in the balance of accounts receivable

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​	​	Beginning		​	​	​
​	​	Balance		​	Ending Balance
(in thousands)		at January 1			at December 31
2024	​	$	25,169	​	$	13,629
2023	​	$	20,872	​	$	25,169

Schedule of activity occurring in the reserves for allowance for credit losses

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Beginning

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Net additions

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Balance

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(reductions) charged

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Deductions

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Ending Balance

(in thousands)

at January 1

to Operations

and Other

at December 31

2024

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$

1,994

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$

(766)

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$

(149)

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$

1,079

2023

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$

1,927

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$

659

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$

(592)

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$

1,994

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- Definition

Tabular disclosure of the changes in the balance of accounts receivable during the year.

+ References

No definition available.

+ Details

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Namespace Prefix:	hdsn_
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Balance Type:	na
Period Type:	duration

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- References

No definition available.

+ Details

Name:	us-gaap_ReceivablesAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
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X

- Definition

Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(4))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(3))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

+ Details

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