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v3.19.1

Summary of Significant Accounting Policies - Leases (Details) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2019 USD ($) Option | Mar. 31, 2018 USD ($)
Lessee, Lease, Description [Line Items] |  |
Variable lease expense and short-term lease expenses | $ 1,900 |
Weighted average discount rate | 4.10% |
Lease expense | $ 5,600 | $ 5,200
Weighted average remaining lease term | 8 years 7 months 6 days |
Rent paid to related parties | $ 1,200 | $ 1,100
Existence of option to extend | true |
Summary of lease asset and liabilities |  |
Lease right-of-use assets | $ 70,316 |
Lease Liabilities |  |
Other current liabilities | $ 11,066 |
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List] | Other Liabilities, Current |
Lease liabilities | $ 62,028 |
Present Value of Lease Liabilities | 73,094 |
Maturities of lease liabilities: |  |
2019 (excluding the three months ended March 31, 2019) | 10,687 |
2020 | 12,508 |
2021 | 11,341 |
2022 | 9,410 |
2023 | 7,821 |
Thereafter | 35,541 |
Total Lease Payments | 87,308 |
Less-Interest | (14,214) |
Present Value of Lease Liabilities | 73,094 |
Supplemental information related to leases: |  |
Cash paid for amounts included in the measurement of lease liabilities | 5,904 |
Lease right-of-use assets obtained in exchange for lease liabilities | $ 174 |
Minimum |  |
Lessee, Lease, Description [Line Items] |  |
Lease term | 3 years |
Number of options to renew | Option | 1 |
Maximum |  |
Lessee, Lease, Description [Line Items] |  |
Lease term | 10 years |

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