Revenue - Schedule of Activity of Contract Assets (Details) $ in Millions	3 Months Ended
	Mar. 31, 2023 USD ($)
Contract Asset [Roll Forward]
Capitalized contract cost, net, beginning balance	$ 18.2
Capitalized contract cost, Additions	4.2
Capitalized contract cost, Amortization	(1.8)
Capitalized contract cost, net, ending Balance	20.6
Fulfillment Costs [Member]
Contract Asset [Roll Forward]
Capitalized contract cost, net, beginning balance	5.2
Capitalized contract cost, Additions	1.0
Capitalized contract cost, Amortization	(0.4)
Capitalized contract cost, net, ending Balance	5.8
Cost of Acquisition [Member]
Contract Asset [Roll Forward]
Capitalized contract cost, net, beginning balance	13.0
Capitalized contract cost, Additions	3.2
Capitalized contract cost, Amortization	(1.4)
Capitalized contract cost, net, ending Balance	14.8
Operating Segments | Network [Member]
Contract Asset [Roll Forward]
Capitalized contract cost, net, beginning balance	14.5
Capitalized contract cost, Additions	3.5
Capitalized contract cost, Amortization	(1.4)
Capitalized contract cost, net, ending Balance	16.6
Operating Segments | Network [Member] | Fulfillment Costs [Member]
Contract Asset [Roll Forward]
Capitalized contract cost, net, beginning balance	2.5
Capitalized contract cost, Additions	0.5
Capitalized contract cost, Amortization	(0.2)
Capitalized contract cost, net, ending Balance	2.8
Operating Segments | Network [Member] | Cost of Acquisition [Member]
Contract Asset [Roll Forward]
Capitalized contract cost, net, beginning balance	12.0
Capitalized contract cost, Additions	3.0
Capitalized contract cost, Amortization	(1.2)
Capitalized contract cost, net, ending Balance	13.8
Operating Segments | IT Services and Hardware [Member]
Contract Asset [Roll Forward]
Capitalized contract cost, net, beginning balance	3.7
Capitalized contract cost, Additions	0.7
Capitalized contract cost, Amortization	(0.4)
Capitalized contract cost, net, ending Balance	4.0
Operating Segments | IT Services and Hardware [Member] | Fulfillment Costs [Member]
Contract Asset [Roll Forward]
Capitalized contract cost, net, beginning balance	2.7
Capitalized contract cost, Additions	0.5
Capitalized contract cost, Amortization	(0.2)
Capitalized contract cost, net, ending Balance	3.0
Operating Segments | IT Services and Hardware [Member] | Cost of Acquisition [Member]
Contract Asset [Roll Forward]
Capitalized contract cost, net, beginning balance	1.0
Capitalized contract cost, Additions	0.2
Capitalized contract cost, Amortization	(0.2)
Capitalized contract cost, net, ending Balance	$ 1.0