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LEASES (Tables) | 9 Months Ended
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Sep. 30, 2020
LEASES |
Components of operating lease cost | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended September 30, | ​ | Nine Months Ended September 30,
​ |  | 2020 |  | 2019 |  | 2020 |  | 2019
Operating lease cost | ​ | $ | 4,806 | ​ | $ | 2,733 | ​ | $ | 14,500 | ​ | $ | 6,583
Short-term and variable lease cost | ​ | ​ | 1,504 | ​ | ​ | 1,165 | ​ | ​ | 4,151 | ​ | ​ | 2,854
Total operating lease cost | ​ | $ | 6,310 | ​ | $ | 3,898 | ​ | $ | 18,651 | ​ | $ | 9,437
Schedule of maturities of operating lease liabilities | ​
​ | ​ | ​ | ​
Year Ending December 31, |  | ​ |
2020 (remaining) | ​ | $ | 5,669
2021 | ​ |  | 20,609
2022 | ​ |  | 15,818
2023 | ​ |  | 12,689
2024 | ​ | ​ | 11,356
Thereafter | ​ | ​ | 83,531
Total lease payments | ​ | ​ | 149,672
Less: Interest | ​ | ​ | (34,825)
Present value of lease liabilities | ​ | $ | 114,847
Schedule of other information related to leases | Other information related to leases, including supplemental cash flow information, consists of: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | Three Months Ended September 30, | ​ | Nine Months Ended September 30,
​ |  |  | 2020 |  | 2019 |  | 2020 |  | 2019
Cash paid for operating leases | ​ | ​ | $ | 5,934 | ​ | $ | 2,936 | ​ | $ | 17,336 | ​ | $ | 8,850
Right-of-use assets obtained in exchange for operating lease liabilities(1) | ​ | ​ | $ | 9,586 | ​ | $ | 56,319 | ​ | $ | 34,064 | ​ | $ | 113,874
(1) | In the three months ended March 31, 2019, we implemented ASC 842, Leases. The previously reported amount includes leases existing on January 1, 2019. In the three months ended September 30, 2019, we obtained $56.3 million in right-of-use assets in connection with the Artesyn acquisition.

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- Definition Tabular disclosure of other information relating to operating leases. + References No definition available. + Details
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- Definition Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918686-209980 + Details
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- Definition Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918701-209980 + Details
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