XML 45 R36.htm IDEA: XBRL DOCUMENT
v3.24.1

Description of Business and Summary of Significant Accounting Policies and Practices - Additional Information (Detail 1) | Dec. 31, 2023
--- | ---
Maximum | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2024-01-01 |
Description Of Business And Summary Of Significant Accounting Policies And Practices [Line Items] |
Performance obligations for contracts, effective term | 1 year

X
- Definition Description Of Business And Summary Of Significant Accounting Policies And Practices [Line Items] + References No definition available. + Details
Name: | mchx_DescriptionOfBusinessAndSummaryOfSignificantAccountingPoliciesAndPracticesLineItems
Namespace Prefix: | mchx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Period in which remaining performance obligation is expected to be recognized as revenue, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (b)(1) -SubTopic 10 -Topic 606 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479806/606-10-50-13 + Details
Name: | us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis=2024-01-01
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |