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Other Noncurrent Liabilities | 12 Months Ended
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Dec. 31, 2019
Other Noncurrent Liabilities |
Other Noncurrent Liabilities | 13. Other Noncurrent Liabilities Other noncurrent liabilities consisted of (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | December 31, 2019 |  | January 1, 2019
​ | ​ | ​ | ​ | ​ | ​ | ​
Non-qualified deferred compensation liabilities | ​ | $ | 76,255 | ​ | $ | 57,551
Deferred consideration | ​ | ​ | 37,193 | ​ | ​ | —
Contingent consideration and compensation liabilities | ​ | ​ | 13,218 | ​ | ​ | —
Other | ​ |  | 13,882 | ​ |  | 14,108
Total | ​ | $ | 140,548 | ​ | $ | 71,659
​ (See Note 17 for further discussion of our non-qualified deferred compensation plan.)

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