Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 350
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (a)(3)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482665/350-30-50-1

Name:	us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Acquisitions - Estimated Useful Lives (Details)	Jan. 31, 2023	May 31, 2022
Edgmon \| Customer relationships
Business Acquisition [Line Items]
Estimated Useful Lives		9 years
Edgmon \| Non-compete agreements
Business Acquisition [Line Items]
Estimated Useful Lives		5 years
Land Air \| Customer relationships
Business Acquisition [Line Items]
Estimated Useful Lives	12 years
Land Air \| Non-compete agreements
Business Acquisition [Line Items]
Estimated Useful Lives	5 years