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Fair Value Measurements (Tables) | 3 Months Ended
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Mar. 31, 2020
Fair Value Measurements |
Schedule of fair value of assets and liabilities measured on recurring basis | The following tables present the components and classification of our assets and liabilities that are measured at fair value on a recurring basis (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | March 31, 2020
​ |  | Level 1 |  | Level 2 |  | Level 3
Assets (Liabilities) |  | ​ |  |  | ​ |  |  | ​ |
Non-qualified deferred compensation assets | ​ | $ | 63,836 | ​ | $ | — | ​ | $ | —
Non-qualified deferred compensation liabilities | ​ |  | (64,679) | ​ |  | — | ​ |  | —
Interest rate swap | ​ |  | — | ​ |  | (3,141) | ​ |  | —
Acquisition-related deferred consideration | ​ |  | — | ​ |  | (55,405) | ​ |  | —
Acquisition-related contingent consideration and compensation liabilities | ​ |  | — | ​ |  | — | ​ |  | (7,280)
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, 2019
​ | ​ | Level 1 | ​ | Level 2 | ​ | Level 3
Assets (Liabilities) |  | ​ |  |  | ​ |  |  | ​ |
Non-qualified deferred compensation assets | ​ | $ | 77,228 | ​ | $ | — | ​ | $ | —
Non-qualified deferred compensation liabilities | ​ |  | (76,255) | ​ |  | — | ​ |  | —
Acquisition-related deferred consideration | ​ |  | — | ​ |  | (53,933) | ​ |  | —
Acquisition-related contingent consideration and compensation liabilities | ​ |  | — | ​ |  | — | ​ |  | (13,218)
Schedule of fair value of the acquisition-related contingent consideration | ​
​ | ​ | ​ | ​
Balance, December 31, 2019 |  | $ | 13,218
Change in fair value | ​ |  | (5,938)
Balance, March 31, 2020 | ​ | $ | 7,280

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- Definition Tabular disclosure of contingent payment arrangements including the terms that will result in payment and the accounting treatment that will be followed if such contingencies occur, including the potential impact on earnings per share if contingencies are to be settled in common stock of the entity. The description also may include the period over which amounts are expected to be paid, and changes in the amount since the previous reporting period. This also includes contingent options and commitments. + References No definition available. + Details
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- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
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