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Bank segment - Credit risk profile - assigned grades (Details) - USD ($) $ in Thousands | Mar. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Credit risk profile by internally assigned grade for loans |  |
Loans and leases receivable before fees, gross | $ 4,858,270 | $ 4,843,634
Commercial Portfolio Segment |  |
Credit risk profile by internally assigned grade for loans |  |
Loans and leases receivable before fees, gross | 1,412,458 | 1,428,553
Commercial Portfolio Segment | Pass |  |
Credit risk profile by internally assigned grade for loans |  |
Loans and leases receivable before fees, gross | 1,290,425 | 1,295,902
Commercial Portfolio Segment | Special mention |  |
Credit risk profile by internally assigned grade for loans |  |
Loans and leases receivable before fees, gross | 19,108 | 44,469
Commercial Portfolio Segment | Substandard |  |
Credit risk profile by internally assigned grade for loans |  |
Loans and leases receivable before fees, gross | 102,925 | 88,182
Commercial Portfolio Segment | Doubtful |  |
Credit risk profile by internally assigned grade for loans |  |
Loans and leases receivable before fees, gross | 0 | 0
Commercial Portfolio Segment | Loss |  |
Credit risk profile by internally assigned grade for loans |  |
Loans and leases receivable before fees, gross | 0 | 0
Commercial real estate |  |
Credit risk profile by internally assigned grade for loans |  |
Loans and leases receivable before fees, gross | 737,489 | 748,398
Commercial real estate | Pass |  |
Credit risk profile by internally assigned grade for loans |  |
Loans and leases receivable before fees, gross | 659,853 | 658,288
Commercial real estate | Special mention |  |
Credit risk profile by internally assigned grade for loans |  |
Loans and leases receivable before fees, gross | 7,960 | 32,871
Commercial real estate | Substandard |  |
Credit risk profile by internally assigned grade for loans |  |
Loans and leases receivable before fees, gross | 69,676 | 57,239
Commercial real estate | Doubtful |  |
Credit risk profile by internally assigned grade for loans |  |
Loans and leases receivable before fees, gross | 0 | 0
Commercial real estate | Loss |  |
Credit risk profile by internally assigned grade for loans |  |
Loans and leases receivable before fees, gross | 0 | 0
Commercial construction |  |
Credit risk profile by internally assigned grade for loans |  |
Loans and leases receivable before fees, gross | 98,734 | 92,264
Commercial construction | Pass |  |
Credit risk profile by internally assigned grade for loans |  |
Loans and leases receivable before fees, gross | 96,445 | 89,974
Commercial construction | Special mention |  |
Credit risk profile by internally assigned grade for loans |  |
Loans and leases receivable before fees, gross | 0 | 0
Commercial construction | Substandard |  |
Credit risk profile by internally assigned grade for loans |  |
Loans and leases receivable before fees, gross | 2,289 | 2,290
Commercial construction | Doubtful |  |
Credit risk profile by internally assigned grade for loans |  |
Loans and leases receivable before fees, gross | 0 | 0
Commercial construction | Loss |  |
Credit risk profile by internally assigned grade for loans |  |
Loans and leases receivable before fees, gross | 0 | 0
Commercial loans |  |
Credit risk profile by internally assigned grade for loans |  |
Loans and leases receivable before fees, gross | 576,235 | 587,891
Commercial loans | Pass |  |
Credit risk profile by internally assigned grade for loans |  |
Loans and leases receivable before fees, gross | 534,127 | 547,640
Commercial loans | Special mention |  |
Credit risk profile by internally assigned grade for loans |  |
Loans and leases receivable before fees, gross | 11,148 | 11,598
Commercial loans | Substandard |  |
Credit risk profile by internally assigned grade for loans |  |
Loans and leases receivable before fees, gross | 30,960 | 28,653
Commercial loans | Doubtful |  |
Credit risk profile by internally assigned grade for loans |  |
Loans and leases receivable before fees, gross | 0 | 0
Commercial loans | Loss |  |
Credit risk profile by internally assigned grade for loans |  |
Loans and leases receivable before fees, gross | $ 0 | $ 0

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- Definition Net amount of the investment in a contractual right to receive money on demand or on fixed or determinable dates that is recognized as an asset in the creditor's statement of financial position. Examples include, but are not limited to, credit card receivables, notes receivable and receivables relating to lessor's rights to payments from leases other than operating leases that have been recorded as assets. Excludes trade accounts receivable with contractual maturity of one year or less and arose from the sale of goods or services. + 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 210.5-02.3) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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