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Impairments and Other Charges (Details) | 3 Months Ended
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Mar. 31, 2020 USD ($)
Impairments and Other Charges [Abstract] |
Impairment charge | $ 165,304,000
Non-cash write-down | 8,000,000
Changes in Goodwill [Roll Forward] |
Balance (gross) | 973,995,000
Accumulated impairment and amortization | (20,169,000)
Balance | 953,826,000
Impairment | (260,037,000)
Convoy acquisition | 10,309,000
Balance (gross) | 984,304,000
Accumulated impairment and amortization | (280,206,000)
Balance | 704,098,000
Marine Transportation [Member] |
Changes in Goodwill [Roll Forward] |
Balance (gross) | 424,149,000
Accumulated impairment and amortization | (18,574,000)
Balance | 405,575,000
Impairment | 0
Convoy acquisition | 0
Balance (gross) | 424,149,000
Accumulated impairment and amortization | (18,574,000)
Balance | 405,575,000
Distribution and Services [Member] |
Changes in Goodwill [Roll Forward] |
Balance (gross) | 549,846,000
Accumulated impairment and amortization | (1,595,000)
Balance | 548,251,000
Impairment | (260,037,000)
Convoy acquisition | 10,309,000
Balance (gross) | 560,155,000
Accumulated impairment and amortization | (261,632,000)
Balance | $ 298,523,000

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