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Revenue Recognition - Disaggregation of Lease Income (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
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Sep. 30, 2019 | Sep. 30, 2018 | Sep. 30, 2019 | Sep. 30, 2018
Disaggregation of Revenue [Line Items] |  |  |  |
Minimum lease payments | $ 40,664 | $ 42,990 | $ 119,130 | $ 131,173
Lease income, net | 56,768 | 58,766 | 167,312 | 181,139
Estimated credit losses | (176) | (399) | (1,265) | (765)
Billed and unbilled tax and insurance recoveries |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Lease income, net | 8,520 | 7,613 | 25,495 | 25,788
Billed and unbilled common area maintenance and other recoveries |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Lease income, net | 5,627 | 6,000 | 16,752 | 18,602
Amortization of above and below-market leases and lease inducements, net |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Lease income, net | 1,628 | 1,104 | 4,546 | 3,852
Short-term, termination fee and other lease income |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Lease income, net | $ 505 | $ 1,458 | $ 2,654 | $ 2,489

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- Definition Amount of lease income from operating, direct financing, and sales-type leases. Includes, but is not limited to, variable lease payments, interest income, profit (loss) recognized at commencement, and lease payments paid and payable to lessor. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 30 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=119202524&loc=SL77919372-209981 + Details
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- Definition Amount of operating lease income from lease payments paid and payable to lessor. Excludes variable lease payments not included in measurement of lease receivable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 6A -URI http://asc.fasb.org/extlink&oid=118952077&loc=SL77927221-108306 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 30 -Section 50 -Paragraph 5 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=119202524&loc=SL77919372-209981 + Details
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- Definition Amount of expense related to estimated loss to be realized from lease transactions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.11) -URI http://asc.fasb.org/extlink&oid=116637391&loc=SL114874048-224260 + Details
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