Business Acquisitions - Schedule of Acquired Assets and Liabilities (Details) - USD ($) $ in Thousands												3 Months Ended	4 Months Ended	6 Months Ended
	Dec. 31, 2022	Dec. 01, 2022	Jun. 01, 2022	Apr. 29, 2022	Apr. 01, 2022	Mar. 31, 2022	Jan. 03, 2022	Dec. 31, 2021	Nov. 01, 2021	Jul. 31, 2021	Jun. 08, 2021	Sep. 30, 2022	Sep. 30, 2022	Sep. 30, 2022	Dec. 31, 2020
Business Acquisition [Line Items]
Goodwill	$ 348,048							$ 104,211							$ 93,003
Lawson
Business Acquisition [Line Items]
Lease and financing obligations					$ (28,827)
Fair value of shares exchanged					351,491
Total consideration exchanged					353,401
Measurement Period Adjustments
Property, plant and equipment					361
Right of use assets					687
Deferred tax liability, net of deferred tax asset					6,843
Current liabilities					(68)
Long-term obligations					(24)
Lease and financing obligations					647
Goodwill					(8,446)							$ (8,400)
Lawson | Previously Reported
Business Acquisition [Line Items]
Lease and financing obligations					(29,474)
Lawson | TestEquity And Gexpro
Business Acquisition [Line Items]
Current assets					148,308
Property, plant and equipment					57,414
Right of use assets					18,258
Other intangible assets					119,060
Deferred tax liability, net of deferred tax asset					(19,394)
Other assets					18,373
Current liabilities					(71,165)
Long-term obligations					(25,746)
Derivative earnout liability					(43,900)
Goodwill					181,020
Total consideration exchanged					353,401
Lawson | TestEquity And Gexpro | Previously Reported
Business Acquisition [Line Items]
Current assets					148,308
Property, plant and equipment					57,053
Right of use assets					17,571
Other intangible assets					119,060
Deferred tax liability, net of deferred tax asset					(26,237)
Other assets					18,373
Current liabilities					(71,097)
Long-term obligations					(25,722)
Derivative earnout liability					(43,900)
Goodwill					189,466
Total consideration exchanged					$ 353,401
2022 Acquisitions
Business Acquisition [Line Items]
Current assets	33,791
Property, plant and equipment	2,633
Right of use assets	10,438
Other assets	110
Accounts payable	(14,193)
Current portion of long term debt	2,073
Accrued expenses and other liabilities	(7,533)
Lease and financing obligations	(10,438)
Goodwill	65,841
Total consideration exchanged	122,245
Cash consideration	121,076
Seller's notes	1,169
Total consideration exchanged	122,245
2022 Acquisitions | Customer relationships
Business Acquisition [Line Items]
Other intangible assets	29,969
2022 Acquisitions | Trade names
Business Acquisition [Line Items]
Other intangible assets	$ 13,700
Interworld Highway, LLC
Business Acquisition [Line Items]
Current assets				$ 15,018
Property, plant and equipment				313
Right of use assets				0
Other assets				10
Accounts payable				(8,856)
Current portion of long term debt				0
Accrued expenses and other liabilities				0
Lease and financing obligations				0
Goodwill				37,236
Total consideration exchanged				54,690
Cash consideration				54,690
Seller's notes				0
Total consideration exchanged				54,690
Interworld Highway, LLC | Customer relationships
Business Acquisition [Line Items]
Other intangible assets				6,369
Interworld Highway, LLC | Trade names
Business Acquisition [Line Items]
Other intangible assets				$ 4,600
Resolux
Business Acquisition [Line Items]
Current assets							$ 10,210
Property, plant and equipment							459
Right of use assets							1,125
Other assets							86
Accounts payable							(3,058)
Current portion of long term debt							0
Accrued expenses and other liabilities							(4,747)
Lease and financing obligations							(1,125)
Goodwill							10,305
Total consideration exchanged							30,755
Cash consideration							30,755
Seller's notes							0
Total consideration exchanged							30,755
Measurement Period Adjustments
Goodwill							3,800
Resolux | Customer relationships
Business Acquisition [Line Items]
Other intangible assets							11,400
Resolux | Trade names
Business Acquisition [Line Items]
Other intangible assets							$ 6,100
Frontier
Business Acquisition [Line Items]
Current assets						$ 2,881
Property, plant and equipment						1,189
Right of use assets						9,313
Other assets						0
Accounts payable						(778)
Current portion of long term debt						0
Accrued expenses and other liabilities						(1,462)
Lease and financing obligations						(9,313)
Goodwill						11,544
Total consideration exchanged						25,674
Cash consideration						25,674
Seller's notes						0
Total consideration exchanged						25,674
Measurement Period Adjustments
Goodwill														$ 1,200
Frontier | Customer relationships
Business Acquisition [Line Items]
Other intangible assets						9,300
Frontier | Trade names
Business Acquisition [Line Items]
Other intangible assets						$ 3,000
National Test Equipment
Business Acquisition [Line Items]
Current assets			$ 2,187
Property, plant and equipment			642
Right of use assets			0
Other assets			0
Accounts payable			(196)
Current portion of long term debt			2,073
Accrued expenses and other liabilities			(1,171)
Lease and financing obligations			0
Goodwill			5,703
Total consideration exchanged			7,192
Cash consideration			6,023
Seller's notes			1,169
Total consideration exchanged			7,192
Measurement Period Adjustments
Goodwill													$ (300)
National Test Equipment | Customer relationships
Business Acquisition [Line Items]
Other intangible assets			2,100
National Test Equipment | Trade names
Business Acquisition [Line Items]
Other intangible assets			$ 0
Instrumex
Business Acquisition [Line Items]
Current assets		$ 3,495
Property, plant and equipment		30
Right of use assets		0
Other assets		14
Accounts payable		(1,305)
Current portion of long term debt		0
Accrued expenses and other liabilities		(153)
Lease and financing obligations		0
Goodwill		1,053
Total consideration exchanged		3,934
Cash consideration		3,934
Seller's notes		0
Total consideration exchanged		3,934
Instrumex | Customer relationships
Business Acquisition [Line Items]
Other intangible assets		800
Instrumex | Trade names
Business Acquisition [Line Items]
Other intangible assets		$ 0
2021 Acquisitions
Business Acquisition [Line Items]
Current assets								27,747
Property, plant and equipment								5,016
Right of use assets								2,573
Accounts payable								(7,543)
Accrued expenses and other liabilities								(4,017)
Lease and financing obligations								(2,573)
Goodwill								11,208
Gain on bargain purchase								(1,363)
Total consideration exchanged								50,639
Cash consideration								33,936
Seller's notes								9,757
Fair value of shares exchanged								6,946
Total consideration exchanged								50,639
2021 Acquisitions | Customer relationships
Business Acquisition [Line Items]
Other intangible assets								14,958
2021 Acquisitions | Trade names
Business Acquisition [Line Items]
Other intangible assets								4,244
2021 Acquisitions | Other intangible assets
Business Acquisition [Line Items]
Other intangible assets								389
Omni
Business Acquisition [Line Items]
Current assets											$ 2,259
Property, plant and equipment											600
Accounts payable											(50)
Goodwill											953
Total consideration exchanged											6,501
Cash consideration											6,501
Seller's notes											0
Fair value of shares exchanged											0
Total consideration exchanged											6,501
Omni | Customer relationships
Business Acquisition [Line Items]
Other intangible assets											2,530
Omni | Trade names
Business Acquisition [Line Items]
Other intangible assets											200
Omni | Other intangible assets
Business Acquisition [Line Items]
Other intangible assets											$ 9
NEF
Business Acquisition [Line Items]
Current assets									$ 19,118
Property, plant and equipment									589
Right of use assets									1,774
Accounts payable									(3,506)
Accrued expenses and other liabilities									(3,332)
Lease and financing obligations									(1,774)
Gain on bargain purchase									(1,363)
Total consideration exchanged									19,016
Cash consideration									16,264
Seller's notes									0
Fair value of shares exchanged									2,752
Total consideration exchanged									19,016
NEF | Customer relationships
Business Acquisition [Line Items]
Other intangible assets									5,007
NEF | Trade names
Business Acquisition [Line Items]
Other intangible assets									$ 2,503
SIS
Business Acquisition [Line Items]
Current assets								3,551
Property, plant and equipment								125
Right of use assets								799
Accounts payable								(1,464)
Lease and financing obligations								(799)
Goodwill								3,010
Total consideration exchanged								11,902
Cash consideration								3,545
Seller's notes								8,357
Fair value of shares exchanged								0
Total consideration exchanged								11,902
SIS | Customer relationships
Business Acquisition [Line Items]
Other intangible assets								4,800
SIS | Trade names
Business Acquisition [Line Items]
Other intangible assets								1,500
SIS | Other intangible assets
Business Acquisition [Line Items]
Other intangible assets								$ 380
MCS
Business Acquisition [Line Items]
Current assets										$ 2,819
Property, plant and equipment										3,702
Accounts payable										(2,523)
Accrued expenses and other liabilities										(685)
Lease and financing obligations
Goodwill										7,245
Total consideration exchanged										13,220
Cash consideration										7,626
Seller's notes										1,400
Fair value of shares exchanged										4,194
Total consideration exchanged										13,220
MCS | Customer relationships
Business Acquisition [Line Items]
Other intangible assets										2,621
MCS | Trade names
Business Acquisition [Line Items]
Other intangible assets										$ 41