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Commitments and Contingencies - Additional Information (Details) € in Thousands, box in Thousands, $ in Thousands | 1 Months Ended | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Dec. 31, 2018 USD ($) lawsuit claim facility | Sep. 30, 2017 facility | Dec. 31, 2018 USD ($) lawsuit claim facility | Dec. 31, 2018 USD ($) customer lawsuit claim facility | Dec. 31, 2018 EUR (€) customer lawsuit | Dec. 31, 2017 USD ($) | Dec. 31, 2016 USD ($) | Jan. 31, 2015 customer box
Commitments and Contingencies |  |  |  |  |  |  |  |
Operating lease, leased facilities, term low end of range |  |  |  | 5 years | 5 years |  |  |
Operating lease, leased facilities, term high end of range |  |  |  | 10 years | 10 years |  |  |
Operating lease, leased facilities, minimum number of renewal options |  |  |  | 1 year | 1 year |  |  |
Operating lease, leased facilities, renewal option period | 5 years |  | 5 years | 5 years |  |  |  |
Operating lease, vehicles and office equipment, minimum lease life |  |  |  | 1 year | 1 year |  |  |
Operating lease, vehicles and office equipment, maximum lease life |  |  |  | 7 years | 7 years |  |  |
Operating lease rent expense |  |  |  | $ 365,762 |  | $ 350,403 | $ 321,337 |
Self-insured accrual | $ 41,328 |  | $ 41,328 | 41,328 |  | 38,460 |  |
Gain on disposal/write-down of property, plant and equipment (excluding real estate), net |  |  |  | $ 65,658 |  | $ 766 | $ 898 |
Number of facilities leased | facility | 1,140 |  | 1,140 | 1,140 |  |  |  |
Litigation |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |
Loss contingencies, reasonably possible loss exposure in excess of the amount currently accrued | $ 16,800 |  | $ 16,800 | $ 16,800 |  |  |  |
Italy Fire |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |
Number of customer lawsuits | customer |  |  |  | 6 | 6 |  |  |
Number of settled lawsuits | lawsuit |  |  |  | 4 | 4 |  |  |
Number of pending lawsuits | lawsuit | 2 |  | 2 | 2 |  |  |  |
Damages sought (Euros) | € |  |  |  |  | € 42,600 |  |  |
Argentina Fire |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |
Facility revenue as a percentage of consolidated revenues (less than) |  |  |  | 0.50% | 0.50% |  |  |
Insurance proceeds received | $ 13,700 |  |  |  |  |  |  |
Gain on disposal/write-down of property, plant and equipment (excluding real estate), net |  |  | $ 8,800 |  |  |  |  |
Insurance Claims |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |
Number of pending lawsuits | claim | 1 |  | 1 | 1 |  |  |  |
Number of cartons of customer records lost | box |  |  |  |  |  |  |  | 900
Number of customers impacted by fire | customer |  |  |  |  |  |  |  | 1,200
PUERTO RICO |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |
Facility revenue as a percentage of consolidated revenues (less than) |  |  |  | 0.50% | 0.50% |  |  |
Number of facilities | facility |  | 4 |  |  |  |  |  |
PUERTO RICO | Hurricane |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |
Number of facilities damaged as a result of hurricane | facility |  | 2 |  |  |  |  |  |
Number of facilities owned | facility |  | 1 |  |  |  |  |  |
Number of facilities leased | facility |  | 1 |  |  |  |  |  |

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