| The following table summarizes the Company’s financial assets and liabilities measured at fair value on a recurring basis as of September 26, 2020: 
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  
| (in millions) | Level 1 |  | Level 2 |  |  |  | Total |  
| Assets: |  |  |  |  |  |  |  |  
| Cash equivalents | $ | 0.3 |  |  | $ | — |  |  |  |  | $ | 0.3 |  |  
| Short-term investments in marketable securities | 0.8 |  |  | — |  |  |  |  | 0.8 |  |  
| Restricted cash | 9.1 |  |  | — |  |  |  |  | 9.1 |  |  
| Derivatives | — |  |  | 2.6 |  |  |  |  | 2.6 |  |  
| Total assets | $ | 10.2 |  |  | $ | 2.6 |  |  |  |  | $ | 12.8 |  |  
|  |  |  |  |  |  |  |  |  
| Liabilities: |  |  |  |  |  |  |  |  
| Derivatives | $ | — |  |  | $ | 3.7 |  |  |  |  | $ | 3.7 |  |  
| Deferred compensation | 0.8 |  |  | 16.5 |  |  |  |  | 17.3 |  |  
| Total liabilities at fair value | $ | 0.8 |  |  | $ | 20.2 |  |  |  |  | $ | 21.0 |  |  
| Liabilities measured at net asset value |  |  |  |  |  |  | 10.1 |  |  
| Total liabilities |  |  |  |  |  |  | $ | 31.1 |  | 
 The following table summarizes the Company’s financial assets and liabilities measured at fair value on a recurring basis as of December 31, 2019: 
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  
| (in millions) | Level 1 |  | Level 2 |  |  |  | Total |  
| Assets: |  |  |  |  |  |  |  |  
| Cash equivalents | $ | 0.3 |  |  | $ | — |  |  |  |  | $ | 0.3 |  |  
| Short-term investments in marketable securities | 0.8 |  |  | — |  |  |  |  | 0.8 |  |  
| Restricted cash | 11.6 |  |  | — |  |  |  |  | 11.6 |  |  
| Derivatives | — |  |  | 4.2 |  |  |  |  | 4.2 |  |  
| Total assets | $ | 12.7 |  |  | $ | 4.2 |  |  |  |  | $ | 16.9 |  |  
|  |  |  |  |  |  |  |  |  
| Liabilities: |  |  |  |  |  |  |  |  
| Derivatives | $ | — |  |  | $ | 3.2 |  |  |  |  | $ | 3.2 |  |  
| Deferred compensation | 1.2 |  |  | 18.8 |  |  |  |  | 20.0 |  |  
| Total liabilities at fair value | $ | 1.2 |  |  | $ | 22.0 |  |  |  |  | $ | 23.2 |  |  
| Liabilities measured at net asset value |  |  |  |  |  |  | 8.5 |  |  
| Total liabilities |  |  |  |  |  |  | $ | 31.7 |  | The following table summarizes the Company’s financial assets and liabilities measured at fair value on a recurring basis as of September 28, 2019: 
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  
| (in millions) | Level 1 |  | Level 2 |  |  |  | Total |  
| Assets: |  |  |  |  |  |  |  |  
| Cash equivalents | $ | 0.2 |  |  | $ | — |  |  |  |  | $ | 0.2 |  |  
| Short-term investments in marketable securities | 0.8 |  |  | — |  |  |  |  | 0.8 |  |  
| Restricted cash | 11.6 |  |  | — |  |  |  |  | 11.6 |  |  
| Derivatives | — |  |  | 11.7 |  |  |  |  | 11.7 |  |  
| Total assets | $ | 12.6 |  |  | $ | 11.7 |  |  |  |  | $ | 24.3 |  |  
|  |  |  |  |  |  |  |  |  
| Liabilities: |  |  |  |  |  |  |  |  
| Derivatives | $ | — |  |  | $ | 1.8 |  |  |  |  | $ | 1.8 |  |  
| Deferred compensation | 1.1 |  |  | 20.6 |  |  |  |  | 21.7 |  |  
| Total liabilities at fair value | $ | 1.1 |  |  | $ | 22.4 |  |  |  |  | $ | 23.5 |  |  
| Liabilities measured at net asset value |  |  |  |  |  |  | 10.3 |  |  
| Total liabilities |  |  |  |  |  |  | $ | 33.8 |  |  |