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Leases | 3 Months Ended
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Mar. 31, 2022
Leases [Abstract] |
Leases | Leases We have operating leases for buildings, equipment and vehicles. Existing leases have remaining terms of less than one year to eight years. Some leases contain options to extend the lease, usually for up to five years, and termination options. Supplemental balance sheet information related to leases was as follows as of March 31, 2022 and December 31, 2021 (in thousands, except for discount rate and lease term):
|  | March 31, 2022 |  | December 31, 2021
Operating lease right-of-use buildings |  | $ | 43,595 |  | $ | 43,457
Operating lease right-of-use equipment |  | 82 |  | 84
Operating lease right-of-use vehicles |  | 609 |  | 676
Total operating lease right-of-use assets, gross |  | 44,286 |  | 44,217
Accumulated amortization |  | (7,897) |  | (7,098)
Total operating lease right-of-use assets, net |  | $ | 36,389 |  | $ | 37,119
Operating lease liabilities, current |  | $ | 3,209 |  | $ | 3,053
Operating lease liabilities, non-current |  | 36,760 |  | 37,548
Total operating lease liabilities |  | $ | 39,969 |  | $ | 40,601
Weighted average remaining lease term (in years) |  | 7.5 |  | 7.7
Weighted average discount rate per annum |  | 11.7 | % |  | 11.7 | %

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- Definition The entire disclosure for operating leases of lessee. Includes, but is not limited to, description of operating lease and maturity analysis of operating lease liability. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -URI http://asc.fasb.org/subtopic&trid=77888251 + Details
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