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Leases (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Leases [Abstract] |  |  |
Extended lease term | 5 years |  |
Operating lease expense | $ 10,600 | $ 11,200 |
Operating rent expense |  |  | $ 13,500
Cash paid for operating leases | 9,200 | 9,900 |
Right-of-use assets in exchange for operating lease obligations | $ 13,000 | 7,100 |
Weighted average remaining operating lease term | 6 years 3 months 18 days |  |
Weighted average discount rate for operating leases | 4.50% |  |
Maturities of Operating Lease Liabilities [Abstract] |  |  |
2021 | $ 6,861 |  |
2022 | 4,762 |  |
2023 | 3,436 |  |
2024 | 2,500 |  |
2025 | 1,945 |  |
Thereafter | 7,850 |  |
Total lease payments | 27,354 |  |
Less imputed interest | (3,806) |  |
Present value of lease liabilities | $ 23,548 |  |
Operating Lease, Liability, Statement of Financial Position [Extensible List] | us-gaap:OtherLiabilitiesNoncurrent |  |
Assets Held for Sale [Member] |  |  |
Leases [Abstract] |  |  |
Right-of-use assets |  | 1,800 |
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List] | us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent |  |
Other Assets [Member] |  |  |
Leases [Abstract] |  |  |
Right-of-use assets | $ 23,300 | 16,800 |
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List] | us-gaap:OtherAssetsNoncurrent |  |
Liabilities Held for Sale [Member] |  |  |
Leases [Abstract] |  |  |
Operating lease, liability, Current |  | 1,800 |
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List] | us-gaap:LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent |  |
Other Accrued Expenses [Member] |  |  |
Leases [Abstract] |  |  |
Operating lease, liability, Current | $ 6,000 | 7,200 |
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List] | us-gaap:OtherAccruedLiabilitiesCurrent |  |
Other Liabilities [Member] |  |  |
Leases [Abstract] |  |  |
Operating lease, liability, Noncurrent | $ 17,500 | $ 9,900 |
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List] | us-gaap:OtherLiabilitiesNoncurrent |  |

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