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Commitments and Contingencies (Future Minimum Lease Payments Required Under Leases) (Details) - USD ($) $ in Thousands | Mar. 31, 2020 | Dec. 31, 2019
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Commitments and Contingencies Disclosure [Abstract] |  |
Remainder of 2019 | $ 13,802 |
2020 | 22,212 |
2021 | 20,306 |
2022 | 18,996 |
2023 | 13,328 |
Thereafter | 26,508 |
Total lease payments | 115,152 |
Less: Interest | 18,376 |
Present value of lease liabilities | 96,776 | $ 91,400
Legally binding minimum lease payments for leases signed but not yet commenced | $ 4,100 |
Weighted average remaining lease term | 6 years 1 month 6 days |
Weighted average discount rate | 5.70% |

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- Definition Amount of lessee's undiscounted obligation for lease payments for operating lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -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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- Definition Amount of lessee's undiscounted obligation for lease payments for operating lease, due after fifth fiscal year following latest fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -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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- Definition Amount of lessee's undiscounted obligation for lease payments for operating lease, due in fifth fiscal year following latest fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -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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