XML 32 R16.htm IDEA: XBRL DOCUMENT v3.25.1

Advertising Costs	12 Months Ended
	Dec. 31, 2024
Advertising Costs
Advertising Costs	10.         Advertising Costs Advertising costs are charged to expense as incurred. Advertising costs for the years ended December 31, 2024 and 2023 totaled $40,000 and $32,000, respectively.

X

- Definition

The entire disclosure for reporting the Company's advertising expenses.

+ References

No definition available.

+ Details

Name:	dwsn_AdvertisingExpenseTextBlock
Namespace Prefix:	dwsn_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

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