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Share Repurchase Program	3 Months Ended
	Mar. 31, 2025
Equity [Abstract]
Share Repurchase Program	Share Repurchase Program On May 2, 2023, the Board of Directors of Harte Hanks approved a share repurchase program to maximize shareholder value with authorization to repurchase $6.5 million of the Company’s Common Stock. In the three months ended March 31, 2025 and 2024, we didn't repurchase any shares of common stock.

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- Definition

The entire disclosure for terms, amounts, nature of changes, rights and privileges, dividends, and other matters related to preferred stock.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 505
-Name Accounting Standards Codification
-Publisher FASB
-URI https://asc.fasb.org/505/tableOfContent

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