Restructuring - Summary of Restructuring Charges (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2019 |
Jun. 30, 2018 |
Jun. 30, 2019 |
Jun. 30, 2018 |
|
| Restructuring Cost and Reserve [Line Items] | ||||
| Total Restructuring Expenses | $ 18,738 | $ (882) | $ 32,019 | $ 24 |
| Right-of-Use Asset Impairment and Operating Lease Charges | ||||
| Restructuring Cost and Reserve [Line Items] | ||||
| Total Restructuring Expenses | 15,266 | 207 | 24,788 | 926 |
| Fixed Asset Impairment | ||||
| Restructuring Cost and Reserve [Line Items] | ||||
| Total Restructuring Expenses | 1,072 | 0 | 2,569 | 0 |
| Severance | ||||
| Restructuring Cost and Reserve [Line Items] | ||||
| Total Restructuring Expenses | 1,856 | 87 | 2,992 | 601 |
| Other Expenses (Reversals) | ||||
| Restructuring Cost and Reserve [Line Items] | ||||
| Total Restructuring Expenses | 544 | (1,176) | 1,670 | (1,176) |
| Gain on Sale of Closed Store Properties | ||||
| Restructuring Cost and Reserve [Line Items] | ||||
| Total Restructuring Expenses | $ 0 | $ 0 | $ 0 | $ (327) |