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Business Combinations - Summary of Business Acquisitions (Details) - USD ($) $ in Thousands									3 Months Ended		9 Months Ended
	May 23, 2022	Apr. 11, 2022	Mar. 01, 2022	Jun. 07, 2021	May 10, 2021	Apr. 19, 2021	Apr. 13, 2021	Mar. 01, 2021	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Business Acquisition [Line Items]
Cash Paid											$ 76,109	$ 96,141
Seller Obligations											25,534	18,987
Total Purchase Price											101,643	115,128
Revenue									$ 20,349	$ 23,188	38,377	43,966
Net Income (Loss)									(844)	699	(387)	2,295
Pisgah
Business Acquisition [Line Items]
Cash Paid			$ 8,050								8,050
Seller Obligations			1,878								1,878
Total Purchase Price			$ 9,928
Revenue									2,847		6,665
Net Income (Loss)									285		638
Central Aluminum
Business Acquisition [Line Items]
Cash Paid		$ 55,150									55,150
Seller Obligations		22,927									22,927
Total Purchase Price		$ 78,077
Revenue									13,404		26,128
Net Income (Loss)									(1,048)		(805)
Tri-County
Business Acquisition [Line Items]
Cash Paid	$ 9,600										9,600
Seller Obligations	473										473
Total Purchase Price	$ 10,073
Revenue									3,548		5,034
Net Income (Loss)									$ (40)		(179)
IWI
Business Acquisition [Line Items]
Cash Paid								$ 42,098				42,098
Seller Obligations								5,959				5,959
Total Purchase Price								$ 48,057
Revenue										10,556		24,315
Net Income (Loss)										590		2,068
Alert
Business Acquisition [Line Items]
Cash Paid							$ 5,850					5,850
Seller Obligations							2,980					2,980
Total Purchase Price							$ 8,830
Revenue										4,764		8,890
Net Income (Loss)										2		147
Alpine
Business Acquisition [Line Items]
Cash Paid						$ 7,945						7,945
Seller Obligations						2,208						2,208
Total Purchase Price						$ 10,153
Revenue										3,045		4,996
Net Income (Loss)										263		216
GCP
Business Acquisition [Line Items]
Cash Paid				$ 9,700								9,700
Seller Obligations				1,427								1,427
Total Purchase Price				11,127
Revenue										2,624		3,270
Net Income (Loss)										(152)		(118)
Five Star
Business Acquisition [Line Items]
Cash Paid				26,308								26,308
Seller Obligations				5,466								5,466
Total Purchase Price				$ 31,774
Revenue										1,243		1,243
Net Income (Loss)										25		25
Other
Business Acquisition [Line Items]
Cash Paid					$ 4,240						3,309	4,240
Seller Obligations					947						256	947
Total Purchase Price					$ 5,187						3,565
Revenue										956	550	1,252
Net Income (Loss)										$ (29)	$ (41)	$ (43)

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