Business Acquisitions - Schedule of Acquired Assets and Liabilities (Details) - USD ($) $ in Thousands								4 Months Ended	12 Months Ended
	Jun. 08, 2023	Dec. 01, 2022	Jun. 01, 2022	Apr. 29, 2022	Apr. 01, 2022	Mar. 31, 2022	Jan. 03, 2022	Sep. 30, 2023	Dec. 31, 2022
Business Acquisition [Line Items]
Goodwill								$ 397,762	$ 348,048
Lawson
Business Acquisition [Line Items]
Lease and financing obligations					$ (28,827)
Total consideration exchanged					353,401
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
Hisco
Business Acquisition [Line Items]
Current assets	$ 131,950							129,385
Property, plant and equipment	48,326							48,326
Right of use assets	21,102							22,290
Deferred tax liability, net of deferred tax asset	(2,544)							(2,504)
Other assets	2,495							2,495
Accounts payable	(16,689)							(16,689)
Accrued expenses and other liabilities	(8,961)							(8,961)
Lease and financing obligations	(22,372)							(22,079)
Goodwill	49,718							49,005
Total consideration exchanged	270,425							268,468
Cash consideration	252,007							252,007
Deferred consideration	12,418							16,361
Total consideration exchanged								268,500
Contingent consideration	6,000							100
Measurement Period Adjustments
Current assets								(2,565)
Right of use assets								1,188
Deferred tax liability, net of deferred tax asset								40
Lease and financing obligations								293
Goodwill								(713)
Total purchase consideration exchanged, net of cash acquired								(1,957)
Deferred consideration								3,943
Contingent consideration								(5,900)
Hisco | Customer relationships
Business Acquisition [Line Items]
Other intangible assets	41,800							41,600
Measurement Period Adjustments
Customer relationships								(200)
Hisco | Trade names
Business Acquisition [Line Items]
Other intangible assets	$ 25,600							25,600
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									(8,006)
Lease and financing obligations									(10,438)
Long-term debt								(2,105)
Goodwill									66,777
Total consideration exchanged									120,603
Cash consideration									118,960
Deferred consideration									474
Total consideration exchanged									120,603
Seller's notes									1,169
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
Long-term debt				0
Goodwill				37,236
Total consideration exchanged				54,690
Cash consideration				54,690
Deferred consideration				0
Total consideration exchanged				54,690
Seller's notes				0
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)
Long-term debt							0
Goodwill							10,305
Total consideration exchanged							30,755
Cash consideration							30,755
Deferred consideration							0
Total consideration exchanged							30,755
Seller's notes							0
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)
Long-term debt						0
Goodwill						11,544
Total consideration exchanged						25,674
Cash consideration						25,674
Deferred consideration						0
Total consideration exchanged						25,674
Seller's notes						0
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
Long-term debt			0
Goodwill			5,703
Total consideration exchanged			7,192
Cash consideration			6,023
Deferred consideration			0
Total consideration exchanged			7,192
Seller's notes			1,169
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		(626)
Lease and financing obligations		0
Long-term debt		(2,105)
Goodwill		1,989						900
Total consideration exchanged		2,292						$ 1,600
Cash consideration		1,818
Deferred consideration		474
Total consideration exchanged		2,292
Seller's notes		0
Instrumex | Customer relationships
Business Acquisition [Line Items]
Other intangible assets		800
Instrumex | Trade names
Business Acquisition [Line Items]
Other intangible assets		$ 0