XML 105 R49.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Fair Value (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2014
Fair Value [Abstract] |
Financial assets and liabilities measured at fair value -recurring basis | The following table summarizes financial assets and financial liabilities measured at fair value on a recurring basis as of December 31, 2014 and 2013, segregated by the level of valuation inputs within the fair value hierarchy utilized to measure fair value ($ in thousands). There were no transfers between fair value levels for the years ended December 31, 2014 and 2013.
|  | December 31, 2014 |
|  | Total |  |  | Level 1 |  |  | Level 2 |  |  | Level 3 |
U.S. Treasury securities |  | $ | 100 |  |  | $ | - |  |  | $ | 100 |  |  | $ | - |
U.S. Government agency obligations |  |  | 112,474 |  |  |  | - |  |  |  | 112,474 |  |  |  | - |
Obligations of states and political subdivisions |  |  | 162,258 |  |  |  | - |  |  |  | 162,258 |  |  |  | - |
Mortgage-backed securities |  |  | 2,068,035 |  |  |  | - |  |  |  | 2,068,035 |  |  |  | - |
Asset-backed securities and structured financial products |  |  | 31,700 |  |  |  | - |  |  |  | 31,700 |  |  |  | - |
Securities available for sale |  |  | 2,374,567 |  |  |  | - |  |  |  | 2,374,567 |  |  |  | - |
Loans held for sale |  |  | 132,196 |  |  |  | - |  |  |  | 132,196 |  |  |  | - |
Mortgage servicing rights |  |  | 64,358 |  |  |  | - |  |  |  | - |  |  |  | 64,358 |
Other assets - derivatives |  |  | 5,527 |  |  |  | 1,181 |  |  |  | 3,047 |  |  |  | 1,299 |
Other liabilities - derivatives |  |  | 4,338 |  |  |  | 490 |  |  |  | 3,848 |  |  |  | - |
|  | December 31, 2013 |
|  | Total |  |  | Level 1 |  |  | Level 2 |  |  | Level 3 |
U.S. Treasury securities |  | $ | 502 |  |  | $ | - |  |  | $ | 502 |  |  | $ | - |
U.S. Government agency obligations |  |  | 169,472 |  |  |  | - |  |  |  | 169,472 |  |  |  | - |
Obligations of states and political subdivisions |  |  | 171,738 |  |  |  | - |  |  |  | 171,738 |  |  |  | - |
Mortgage-backed securities |  |  | 1,788,505 |  |  |  | - |  |  |  | 1,788,505 |  |  |  | - |
Asset-backed securities and structured financial products |  |  | 63,937 |  |  |  | - |  |  |  | 63,937 |  |  |  | - |
Securities available for sale |  |  | 2,194,154 |  |  |  | - |  |  |  | 2,194,154 |  |  |  | - |
Loans held for sale |  |  | 149,169 |  |  |  | - |  |  |  | 149,169 |  |  |  | - |
Mortgage servicing rights |  |  | 67,834 |  |  |  | - |  |  |  | - |  |  |  | 67,834 |
Other assets - derivatives |  |  | 4,994 |  |  |  | (2,579 | ) |  |  | 7,447 |  |  |  | 126 |
Other liabilities - derivatives |  |  | 3,298 |  |  |  | 581 |  |  |  | 2,717 |  |  |  | - |
Changes in level 3 assets measured at fair value on a recurring basis | The changes in Level 3 assets measured at fair value on a recurring basis for the years ended December 31, 2014 and 2013 are summarized as follows ($ in thousands):
|  | MSR |  |  | Other Assets - Derivatives |
Balance, January 1, 2014 |  | $ | 67,834 |  |  | $ | 126 |
Total net (losses) gains included in Mortgage banking, net (1) |  |  | (15,769 | ) |  |  | 4,554 |
Additions |  |  | 12,293 |  |  |  | - |
Sales |  |  | - |  |  |  | (3,381 | )
Balance, December 31, 2014 |  | $ | 64,358 |  |  | $ | 1,299 |
The amount of total (losses) gains for the period included in earnings that are attributable to the change in unrealized gains or losses still held at December 31, 2014 |  | $ | (7,202 | ) |  | $ | 587 |
Balance, January 1, 2013 |  | $ | 47,341 |  |  | $ | 2,284 |
Total net gains included in Mortgage banking, net (1) |  |  | 2,012 |  |  |  | 7,754 |
Additions |  |  | 18,481 |  |  |  | - |
Sales |  |  | - |  |  |  | (9,912 | )
Balance, December 31, 2013 |  | $ | 67,834 |  |  | $ | 126 |
The amount of total gains for the period included in earnings that are attributable to the change in unrealized gains or losses still held at December 31, 2013 |  | $ | 11,818 |  |  | $ | 735 |
(1) | Total net (losses) gains included in Mortgage banking, net relating to MSR includes changes in fair value due to market changes and due to runoff.
Carrying amounts and estimated fair values of financial instruments | The carrying amounts and estimated fair values of financial instruments at December 31, 2014 and 2013, were as follows ($ in thousands):
|  | 2014 |  |  | 2013 |
|  | Carrying |  |  | Estimated |  |  | Carrying |  |  | Estimated |
|  | Value |  |  | Fair Value |  |  | Value |  |  | Fair Value |
Financial Assets: |  |  |  |  |  |  |  |  |  |  |  |
Level 2 Inputs: |  |  |  |  |  |  |  |  |  |  |  |
Cash and short-term investments |  | $ | 317,858 |  |  | $ | 317,858 |  |  | $ | 353,014 |  |  | $ | 353,014 |
Securities held to maturity |  |  | 1,170,685 |  |  |  | 1,182,846 |  |  |  | 1,168,728 |  |  |  | 1,150,833 |
Level 3 Inputs: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net LHFI |  |  | 6,379,853 |  |  |  | 6,453,618 |  |  |  | 5,732,433 |  |  |  | 5,787,408 |
Net acquired loans |  |  | 537,350 |  |  |  | 537,350 |  |  |  | 794,570 |  |  |  | 794,570 |
FDIC indemnification asset |  |  | 6,997 |  |  |  | 6,997 |  |  |  | 14,347 |  |  |  | 14,347 |
Financial Liabilities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Level 2 Inputs: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Deposits |  |  | 9,698,358 |  |  |  | 9,702,864 |  |  |  | 9,859,902 |  |  |  | 9,866,118 |
Short-term liabilities |  |  | 868,620 |  |  |  | 868,620 |  |  |  | 317,972 |  |  |  | 317,972 |
Long-term FHLB advances |  |  | 1,253 |  |  |  | 1,263 |  |  |  | 8,458 |  |  |  | 8,474 |
Subordinated notes |  |  | 49,936 |  |  |  | 53,504 |  |  |  | 49,904 |  |  |  | 53,387 |
Junior subordinated debt securities |  |  | 61,856 |  |  |  | 46,392 |  |  |  | 61,856 |  |  |  | 40,206 |
Fair value and the contractual principal outstanding of the LHFS | The following table provides information about the fair value and the contractual principal outstanding of the LHFS accounted for under the fair value options as of December 31, 2014 ($ in thousands):
|  | December 31, 2014 |
Fair value of LHFS |  | $ | 91,182 |
LHFS contractual principal outstanding |  |  | 88,106 |
Fair value less unpaid principal |  | $ | 3,076 |

X
- Definition Represents fair value and the contractual principal outstanding of the LHFS. + References No definition available. + Details
Name: | trmk_FairValueAndContractualPrincipalOutstandingOfLoanHeldForSaleTableTextBlock
Namespace Prefix: | trmk_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the fair value measurement of assets using significant unobservable inputs (Level 3), a reconciliation of the beginning and ending balances, separately presenting changes during the period attributable to the following: (1) total gains or losses for the period (realized and unrealized), segregating those gains or losses included in earnings (or changes in net assets) and gains or losses recognized in other comprehensive income (loss), and a description of where those gains or losses included in earnings (or changes in net assets) are reported in the statement of income (or activities); (2) purchases, sales, issues, and settlements (each type disclosed separately); and (3) transfers in and transfers out of Level 3 (for example, transfers due to changes in the observability of significant inputs), by class of asset. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19279-110258 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258 + Details
Name: | us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the fair value of financial instruments, including financial assets and financial liabilities, and the measurements of those instruments, assets, and liabilities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13433-108611 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13467-108611 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13476-108611 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 30 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6957238&loc=d3e14172-108612 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6447952&loc=d3e13220-108610 + Details
Name: | us-gaap_FairValueByBalanceSheetGroupingTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_FairValueDisclosuresAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure of the fair value measurement of assets and liabilities, which includes financial instruments measured at fair value that are classified in shareholders' equity, which may be measured on a recurring or nonrecurring basis. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19279-110258 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19190-110258 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258 + Details
Name: | us-gaap_FairValueMeasurementInputsDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration