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Leases - Lessee Narrative (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017 | Jan. 01, 2019
Lessee, Lease, Description [Line Items] |  |  |  |
Lessee, operating lease, renewal term | 15 years |  |  |
Operating lease, right-of-use asset | $ 20,232 |  |  |
Present value of lease liabilities | 21,358 |  |  |
Lessee, operating lease, lease not yet commenced, commitment amount | 2,600 |  |  |
Operating lease, payments | $ 5,900 |  |  |
Operating leases, rent expense |  | $ 5,800 | $ 5,200 |
Accounting Standards Update 2016-02 |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |
Operating lease, right-of-use asset |  |  |  | $ 23,800
Accrued rent |  |  |  | 1,100
Present value of lease liabilities |  |  |  | $ 24,900
Minimum |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |
Lessee, operating lease, remaining lease term | 4 months |  |  |
Lessee, operating lease, term of contract | 1 year |  |  |
Maximum |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |
Lessee, operating lease, remaining lease term | 8 years |  |  |
Lessee, operating lease, term of contract | 5 years |  |  |

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- Definition Carrying value as of the balance sheet date of obligations incurred through that date and payable for contractual rent under lease arrangements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(20)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(24)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(15)(5)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(15)(a)) -URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918673-209980 + Details
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