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Summary of Significant Accounting Policies - Maturities of Lease Liabilities (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2019 | Dec. 31, 2018
Maturities of lease liabilities: |  |
2020 | $ 17,124 |
2021 | 15,096 |
2022 | 12,873 |
2023 | 10,797 |
2024 | 9,222 |
Thereafter | 36,954 |
Total Lease Payments | 102,066 |
Less-Present Value Discount | (15,353) |
Present Value of Lease Liabilities | 86,713 |
Future minimum rental payments under noncancelable operating leases |  |
2019 |  | $ 13,503
2020 |  | 10,768
2021 |  | 9,449
2022 |  | 7,707
2023 |  | 6,402
Thereafter |  | 28,328
Total future minimum rental payments |  | $ 76,157
Supplemental information related to leases: |  |
Cash paid for amounts included in the measurement of lease liabilities | 16,895 |
Lease right-of-use assets obtained in exchange for lease liabilities | $ 26,811 |

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