Goodwill and Intangible Assets Goodwill (Details) $ in Thousands	3 Months Ended
	Dec. 31, 2023 USD ($)
Goodwill [Line Items]
Goodwill	$ 92,395
Goodwill	92,395
Goodwill, Period Increase (Decrease)	0
Commercial and Industrial [Member]
Goodwill [Line Items]
Goodwill	0
Goodwill	0
Residential [Member]
Goodwill [Line Items]
Goodwill	51,370
Goodwill	51,370
Infrastructure Solutions [Member]
Goodwill [Line Items]
Goodwill	38,209
Goodwill	38,209
Communications [Member]
Goodwill [Line Items]
Goodwill	2,816
Goodwill	$ 2,816