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International Operations (Details) - USD ($) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Loans: |  |  |  |
Total loans | $ 5,964,688,000 | $ 5,950,914,000 |  |
Less allowance for probable loan losses | (64,661,000) | (66,988,000) | $ (64,828,000) | $ (70,161,000)
Net loans | 5,900,027,000 | 5,883,926,000 |  |
Accrued interest receivable | 32,172,000 | 31,572,000 |  |
International Banking Services |  |  |  |
Loans: |  |  |  |
Accrued interest receivable | 603,000 | 697,000 |  |
Outstanding standby and commercial letters of credit | 93,154,000 |  |  |
Revenues | 5,495,000 | 6,113,000 | $ 6,034,000 |
International Banking Services | Foreign |  |  |  |
Loans: |  |  |  |
Total loans | 167,220,000 | 179,013,000 |  |
Less allowance for probable loan losses | (884,000) | (1,152,000) |  |
Net loans | 166,336,000 | 177,861,000 |  |
International Banking Services | Foreign | Commercial |  |  |  |
Loans: |  |  |  |
Total loans | 124,079,000 | 138,125,000 |  |
International Banking Services | Foreign | Others |  |  |  |
Loans: |  |  |  |
Total loans | $ 43,141,000 | $ 40,888,000 |  |

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- Definition Interest and fee income generated by commercial and consumer loans, made by foreign branches of the reporting entity, which may include loans to foreign governments, foreign banks and other financial institutions, commercial and industrial entities, and citizens of not domiciled in the same country as the reporting entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.1) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 + Details
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- Definition Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=66008989&loc=SL6953423-111524 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=66008989&loc=SL6953423-111524 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.7(d)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SAB Topic 6.L.1) -URI http://asc.fasb.org/extlink&oid=27010918&loc=d3e74567-122707 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b)(1)(ii) -URI http://asc.fasb.org/extlink&oid=6379141&loc=d3e15032-111544 + Details
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