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Note 9 - Leases - Lease Income (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020
Fixed lease income | [1] |  |  | $ 720,174 | $ 659,913
Variable lease income | [2] |  |  | 181,980 | 173,216
Above-market and below-market leases amortization, net |  |  |  | 11,915 | 17,500
Total lease income |  | $ 364,694 | $ 256,607 | 929,297 | 778,572
COVID 19 [Member] |  |  |  |  |
Adjustments for potentially uncollectible revenues and disputed amounts | [3] |  |  | $ 15,228 | $ (72,057)
[1] | Includes minimum base rents, expense reimbursements, ancillary income and straight-line rent adjustments.
[2] | Includes minimum base rents, expense reimbursements, percentage rent, lease termination fee income and ancillary income.
[3] | The amounts represent adjustments associated with potentially uncollectible revenues and disputed amounts primarily due to the COVID-19 pandemic.

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- Definition Amount of fixed lease payments from operating lease, excluding amount included in measurement of lease receivable. + References No definition available. + Details
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- Definition Amount of operating lease income from lease payments and variable lease payments paid and payable to lessor. Includes, but is not limited to, 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 842 -SubTopic 30 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=124258985&loc=SL77919372-209981 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 30 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=123420820&loc=SL77919311-209978 Reference 3: 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=124502072&loc=SL77927221-108306 + Details
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- Definition Amount of operating lease income from variable lease payments paid and payable to lessor, excluding amount 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=124502072&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 (c) -URI http://asc.fasb.org/extlink&oid=124258985&loc=SL77919372-209981 + Details
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