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v3.20.4

Leases (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Leases [Abstract] |  |  |
Weighted average remaining lease term for operating leases | 6 years 4 months 24 days |  |
Weighted average remaining lease term for finance lease | 4 years 8 months 12 days |  |
Weighted average discount rate for operating leases | 4.30% |  |
Weighted average discount rate for finance lease | 3.80% |  |
Operating Lease Expense [Abstract] |  |  |
Operating lease cost | $ 51,828 | $ 51,072 |
Variable lease cost | 4,366 | 3,387 |
Short-term lease cost | 1,056 | 169 |
Sublease income | (5,052) | (5,743) |
Finance Lease Expense [Abstract] |  |  |
Amortization of right-of-use assets | 1,023 | 0 |
Interest on lease liabilities | 154 | 0 |
Total lease expense | 53,375 | 48,885 |
Supplemental Cash Flow Information Related to Leases [Abstract] |  |  |
Operating cash outflow from operating leases | 56,395 | 54,993 |
Operating cash outflow from finance leases | 138 | 0 |
Financing cash outflow from finance leases | 709 | 0 | $ 0
Right-of-use assets obtained in exchange for operating lease obligations | 82,662 | 184,502 |
Right-of-use assets obtained in exchange for finance lease obligations | 9,206 | $ 0 |
Maturities of Operating Lease Liabilities [Abstract] |  |  |
2021 | 49,045 |  |
2022 | 34,617 |  |
2023 | 23,948 |  |
2024 | 19,064 |  |
2025 | 14,152 |  |
Thereafter | 36,898 |  |
Total | 177,724 |  |
Less: Finance charges | 22,116 |  |
Total principal liability | 155,608 |  |
Maturities of Finance Lease Liabilities [Abstract] |  |  |
2021 | 2,270 |  |
2022 | 2,267 |  |
2023 | 2,183 |  |
2024 | 2,085 |  |
2025 | 1,469 |  |
Thereafter | 313 |  |
Total | 10,587 |  |
Less: Finance charges | 911 |  |
Total principal liability | 9,676 |  |
Additional lease liabilities not yet commenced | $ 200 |  |
Minimum [Member] |  |  |
Leases [Abstract] |  |  |
Remaining lease terms | 1 year |  |
Maximum [Member] |  |  |
Leases [Abstract] |  |  |
Remaining lease terms | 25 years |  |
Extension period for leases | 20 years |  |
Termination period for leases | 1 year |  |

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- Definition Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 55 -Paragraph 53 -URI http://asc.fasb.org/extlink&oid=121568110&loc=SL77918982-209971 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (g)(3) -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918686-209980 + Details
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