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Summary of Significant Accounting Policies - Recent Accounting Pronouncements (Details) - USD ($) | Mar. 31, 2020 | Dec. 31, 2019
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New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |
Right-of-use asset | $ 50,698,000 | $ 34,691,000
Finance Lease, Liability | 53,441,000 |
Intangible assets | 64,300,000 | 64,300,000
Right-of-use asset | $ 344,148,000 | $ 337,842,000

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- Definition Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph ((a)(1),(b)) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16212-109274 + Details
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