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Note 4 - Loans/Leases Receivable - Concentration by Industries (Details) - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Loans and Leases Receivable, Gross | $ 3,690,205 | $ 3,732,754
Lessors of Non-residential Buildings [Member] |  |
Loans and Leases Receivable, Gross | $ 574,058 | $ 632,534
Percentage of total loans/leases | 17.00% | 17.00%
Lessors of Residential Buildings [Member] |  |
Loans and Leases Receivable, Gross | $ 745,770 | $ 594,346
Percentage of total loans/leases | 22.00% | 16.00%
Administration of Urban Planning and Community and Rural Development [Member] |  |
Loans and Leases Receivable, Gross | $ 133,157 | $ 111,579
Percentage of total loans/leases | 4.00% | 3.00%
Bank Holding Companies [Member] |  |
Loans and Leases Receivable, Gross | $ 92,185 | $ 75,601
Percentage of total loans/leases | 3.00% | 2.00%

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- Definition Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=118952595&loc=d3e4428-111522 + Details
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