Leases - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Lessee, Lease, Description [Line Items]
Lease liability	$ 85.2
Right-of-use assets	60.1	$ 59.8
Impairments	0.2	6.8	$ 0.0
Office Lease
Lessee, Lease, Description [Line Items]
Lease liability	51.8	57.6
Right-of-use assets	27.9	32.4
Compression and Other Field Equipment
Lessee, Lease, Description [Line Items]
Lease liability	17.7	14.6
Right-of-use assets	19.5	14.6
Land
Lessee, Lease, Description [Line Items]
Lease liability	15.6	15.1
Right-of-use assets	12.6	12.5
Office Equipment
Lessee, Lease, Description [Line Items]
Lease liability	0.1	0.3
Right-of-use assets	$ 0.1	$ 0.3
Minimum | Compression and Other Field Equipment
Lessee, Lease, Description [Line Items]
Term of contract	1 year
Maximum | Compression and Other Field Equipment
Lessee, Lease, Description [Line Items]
Term of contract	3 years