Goodwill and Other Intangible Assets (Narrative) (Details) - USD ($)	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Jun. 30, 2021
Goodwill [Line Items]
Goodwill	$ 86,400,000	$ 103,000,000.0
Goodwill impairment	0	0
Impairment of intangible assets	0	0
Amortization expense for other intangible assets	$ 31,500,000	$ 39,100,000
Third-Party Logistics Business \| Discontinued Operations, Held-for-sale
Goodwill [Line Items]
Disposal group, including discontinued operation, goodwill			$ (16,600,000)

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Amount classified as goodwill attributable to disposal group held for sale or disposed of.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of an intangible asset (excluding goodwill) to fair value.

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