XML 137 R121.htm IDEA: XBRL DOCUMENT
v3.22.4

Regulations and Supervision - Actual Capital Amounts and Ratios (Details) $ in Thousands | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($)
--- | --- | ---
Banking Regulation, Total Capital [Abstract] |  |
Total Capital (to risk-weighted assets), Actual Amount | $ 780,472 | $ 735,187
Total Capital (to risk-weighted assets), Actual Ratio | 0.144 | 0.142
Total Capital (to risk-weighted assets), Minimum Capital Required, Amount | $ 568,431 | $ 524,345
Total Capital (to risk-weighted assets), Minimum Capital Required, Ratio | 0.105 | 0.105
Total Capital (to risk-weighted assets), Required to be Well Capitalized, Amount | $ 541,363 | $ 516,519
Total Capital (to risk-weighted assets), Required to be Well Capitalized, Ratio | 0.100 | 0.100
Common Equity Tier 1 Capital (To Risk-weighted Assets) |  |
Common Equity Tier 1 Capital (to risk-weighted assets), Actual Amount | $ 730,330 | $ 688,425
Common Equity Tier 1 Capital (to risk-weighted assets), Actual Ratio | 0.135 | 0.133
Common Equity Tier 1 Capital (to risk-weighted assets), Minimum Capital Required, Amount | $ 378,954 | $ 361,563
Common Equity Tier 1 Capital (to risk-weighted assets), Minimum Capital Required, Ratio | 7.00% | 7.00%
Common Equity Tier 1 Capital (to risk-weighted assets), Required to be Well Capitalized, Amount | $ 351,886 | $ 335,737
Common Equity Tier 1 Capital (to risk-weighted assets), Required to be Well Capitalized, Ratio | 6.50% | 6.50%
Tier 1 Capital (To Risk-weighted Assets) |  |
Tier 1 Capital (to risk-weighted assets), Actual Amount | $ 730,330 | $ 688,425
Tier 1 Capital (to risk-weighted assets), Actual Ratio | 0.135 | 0.133
Tier 1 Capital (to risk-weighted assets), Minimum Capital Required, Amount | $ 460,159 | $ 439,041
Tier 1 Capital (to risk-weighted assets), Minimum Capital Required, Ratio | 0.085 | 0.085
Tier 1 Capital (to risk-weighted assets), Required to be Well Capitalized, Amount | $ 433,091 | $ 413,215
Tier 1 Capital (to risk-weighted assets), Required to be Well Capitalized, Ratio | 0.080 | 0.080
Tier 1 Leverage Capital (To Average Assets) |  |
Tier 1 Capital (to average assets), Actual Amount | $ 730,330 | $ 688,425
Tier 1 Capital (to average assets), Actual Ratio | 0.093 | 0.087
Tier 1 Capital (to average assets), Minimum Capital Required, Amount | $ 312,695 | $ 315,820
Tier 1 Capital (to average assets), Minimum Capital Required, Ratio | 0.040 | 0.040
Tier 1 Capital (to average assets), Required to be Well Capitalized, Amount | $ 390,868 | $ 394,775
Tier 1 Capital (to average assets), Required to be Well Capitalized, Ratio | 0.050 | 0.050
Castile |  |
Banking Regulation, Total Capital [Abstract] |  |
Total Capital (to risk-weighted assets), Actual Amount |  | $ 160,757
Total Capital (to risk-weighted assets), Actual Ratio |  | 0.122
Total Capital (to risk-weighted assets), Minimum Capital Required, Amount |  | $ 138,104
Total Capital (to risk-weighted assets), Minimum Capital Required, Ratio |  | 0.105
Total Capital (to risk-weighted assets), Required to be Well Capitalized, Amount |  | $ 131,527
Total Capital (to risk-weighted assets), Required to be Well Capitalized, Ratio |  | 0.100
Common Equity Tier 1 Capital (To Risk-weighted Assets) |  |
Common Equity Tier 1 Capital (to risk-weighted assets), Actual Amount |  | $ 149,154
Common Equity Tier 1 Capital (to risk-weighted assets), Actual Ratio |  | 0.113
Common Equity Tier 1 Capital (to risk-weighted assets), Minimum Capital Required, Amount |  | $ 92,069
Common Equity Tier 1 Capital (to risk-weighted assets), Minimum Capital Required, Ratio |  | 7.00%
Common Equity Tier 1 Capital (to risk-weighted assets), Required to be Well Capitalized, Amount |  | $ 85,493
Common Equity Tier 1 Capital (to risk-weighted assets), Required to be Well Capitalized, Ratio |  | 6.50%
Tier 1 Capital (To Risk-weighted Assets) |  |
Tier 1 Capital (to risk-weighted assets), Actual Amount |  | $ 149,154
Tier 1 Capital (to risk-weighted assets), Actual Ratio |  | 0.113
Tier 1 Capital (to risk-weighted assets), Minimum Capital Required, Amount |  | $ 111,798
Tier 1 Capital (to risk-weighted assets), Minimum Capital Required, Ratio |  | 0.085
Tier 1 Capital (to risk-weighted assets), Required to be Well Capitalized, Amount |  | $ 105,222
Tier 1 Capital (to risk-weighted assets), Required to be Well Capitalized, Ratio |  | 0.080
Tier 1 Leverage Capital (To Average Assets) |  |
Tier 1 Capital (to average assets), Actual Amount |  | $ 149,154
Tier 1 Capital (to average assets), Actual Ratio |  | 0.079
Tier 1 Capital (to average assets), Minimum Capital Required, Amount |  | $ 75,935
Tier 1 Capital (to average assets), Minimum Capital Required, Ratio |  | 0.040
Tier 1 Capital (to average assets), Required to be Well Capitalized, Amount |  | $ 94,918
Tier 1 Capital (to average assets), Required to be Well Capitalized, Ratio |  | 0.050
Mahopac |  |
Banking Regulation, Total Capital [Abstract] |  |
Total Capital (to risk-weighted assets), Actual Amount |  | $ 136,247
Total Capital (to risk-weighted assets), Actual Ratio |  | 0.127
Total Capital (to risk-weighted assets), Minimum Capital Required, Amount |  | $ 112,649
Total Capital (to risk-weighted assets), Minimum Capital Required, Ratio |  | 0.105
Total Capital (to risk-weighted assets), Required to be Well Capitalized, Amount |  | $ 107,285
Total Capital (to risk-weighted assets), Required to be Well Capitalized, Ratio |  | 0.100
Common Equity Tier 1 Capital (To Risk-weighted Assets) |  |
Common Equity Tier 1 Capital (to risk-weighted assets), Actual Amount |  | $ 126,718
Common Equity Tier 1 Capital (to risk-weighted assets), Actual Ratio |  | 0.118
Common Equity Tier 1 Capital (to risk-weighted assets), Minimum Capital Required, Amount |  | $ 75,100
Common Equity Tier 1 Capital (to risk-weighted assets), Minimum Capital Required, Ratio |  | 7.00%
Common Equity Tier 1 Capital (to risk-weighted assets), Required to be Well Capitalized, Amount |  | $ 69,735
Common Equity Tier 1 Capital (to risk-weighted assets), Required to be Well Capitalized, Ratio |  | 6.50%
Tier 1 Capital (To Risk-weighted Assets) |  |
Tier 1 Capital (to risk-weighted assets), Actual Amount |  | $ 126,718
Tier 1 Capital (to risk-weighted assets), Actual Ratio |  | 0.118
Tier 1 Capital (to risk-weighted assets), Minimum Capital Required, Amount |  | $ 91,192
Tier 1 Capital (to risk-weighted assets), Minimum Capital Required, Ratio |  | 0.085
Tier 1 Capital (to risk-weighted assets), Required to be Well Capitalized, Amount |  | $ 85,282
Tier 1 Capital (to risk-weighted assets), Required to be Well Capitalized, Ratio |  | 0.080
Tier 1 Leverage Capital (To Average Assets) |  |
Tier 1 Capital (to average assets), Actual Amount |  | $ 126,718
Tier 1 Capital (to average assets), Actual Ratio |  | 0.081
Tier 1 Capital (to average assets), Minimum Capital Required, Amount |  | $ 62,815
Tier 1 Capital (to average assets), Minimum Capital Required, Ratio |  | 0.040
Tier 1 Capital (to average assets), Required to be Well Capitalized, Amount |  | $ 78,519
Tier 1 Capital (to average assets), Required to be Well Capitalized, Ratio |  | 0.050
VIST |  |
Banking Regulation, Total Capital [Abstract] |  |
Total Capital (to risk-weighted assets), Actual Amount |  | $ 173,889
Total Capital (to risk-weighted assets), Actual Ratio |  | 0.136
Total Capital (to risk-weighted assets), Minimum Capital Required, Amount |  | $ 134,403
Total Capital (to risk-weighted assets), Minimum Capital Required, Ratio |  | 0.105
Total Capital (to risk-weighted assets), Required to be Well Capitalized, Amount |  | $ 128,003
Total Capital (to risk-weighted assets), Required to be Well Capitalized, Ratio |  | 0.100
Common Equity Tier 1 Capital (To Risk-weighted Assets) |  |
Common Equity Tier 1 Capital (to risk-weighted assets), Actual Amount |  | $ 163,145
Common Equity Tier 1 Capital (to risk-weighted assets), Actual Ratio |  | 0.128
Common Equity Tier 1 Capital (to risk-weighted assets), Minimum Capital Required, Amount |  | $ 89,602
Common Equity Tier 1 Capital (to risk-weighted assets), Minimum Capital Required, Ratio |  | 7.00%
Common Equity Tier 1 Capital (to risk-weighted assets), Required to be Well Capitalized, Amount |  | $ 83,202
Common Equity Tier 1 Capital (to risk-weighted assets), Required to be Well Capitalized, Ratio |  | 6.50%
Tier 1 Capital (To Risk-weighted Assets) |  |
Tier 1 Capital (to risk-weighted assets), Actual Amount |  | $ 163,145
Tier 1 Capital (to risk-weighted assets), Actual Ratio |  | 0.128
Tier 1 Capital (to risk-weighted assets), Minimum Capital Required, Amount |  | $ 108,803
Tier 1 Capital (to risk-weighted assets), Minimum Capital Required, Ratio |  | 0.085
Tier 1 Capital (to risk-weighted assets), Required to be Well Capitalized, Amount |  | $ 102,403
Tier 1 Capital (to risk-weighted assets), Required to be Well Capitalized, Ratio |  | 0.080
Tier 1 Leverage Capital (To Average Assets) |  |
Tier 1 Capital (to average assets), Actual Amount |  | $ 163,145
Tier 1 Capital (to average assets), Actual Ratio |  | 0.084
Tier 1 Capital (to average assets), Minimum Capital Required, Amount |  | $ 77,953
Tier 1 Capital (to average assets), Minimum Capital Required, Ratio |  | 0.040
Tier 1 Capital (to average assets), Required to be Well Capitalized, Amount |  | $ 97,441
Tier 1 Capital (to average assets), Required to be Well Capitalized, Ratio |  | 0.050
Subsidiaries |  |
Banking Regulation, Total Capital [Abstract] |  |
Total Capital (to risk-weighted assets), Actual Amount | $ 736,099 | $ 219,976
Total Capital (to risk-weighted assets), Actual Ratio | 0.136 | 0.148
Total Capital (to risk-weighted assets), Minimum Capital Required, Amount | $ 567,793 | $ 156,631
Total Capital (to risk-weighted assets), Minimum Capital Required, Ratio | 0.105 | 0.105
Total Capital (to risk-weighted assets), Required to be Well Capitalized, Amount | $ 540,755 | $ 149,172
Total Capital (to risk-weighted assets), Required to be Well Capitalized, Ratio | 0.100 | 0.100
Common Equity Tier 1 Capital (To Risk-weighted Assets) |  |
Common Equity Tier 1 Capital (to risk-weighted assets), Actual Amount | $ 685,956 | $ 207,632
Common Equity Tier 1 Capital (to risk-weighted assets), Actual Ratio | 0.127 | 0.139
Common Equity Tier 1 Capital (to risk-weighted assets), Minimum Capital Required, Amount | $ 378,529 | $ 104,421
Common Equity Tier 1 Capital (to risk-weighted assets), Minimum Capital Required, Ratio | 7.00% | 7.00%
Common Equity Tier 1 Capital (to risk-weighted assets), Required to be Well Capitalized, Amount | $ 351,491 | $ 96,962
Common Equity Tier 1 Capital (to risk-weighted assets), Required to be Well Capitalized, Ratio | 6.50% | 6.50%
Tier 1 Capital (To Risk-weighted Assets) |  |
Tier 1 Capital (to risk-weighted assets), Actual Amount | $ 685,956 | $ 207,632
Tier 1 Capital (to risk-weighted assets), Actual Ratio | 0.127 | 0.139
Tier 1 Capital (to risk-weighted assets), Minimum Capital Required, Amount | $ 459,642 | $ 126,797
Tier 1 Capital (to risk-weighted assets), Minimum Capital Required, Ratio | 0.085 | 0.085
Tier 1 Capital (to risk-weighted assets), Required to be Well Capitalized, Amount | $ 432,604 | $ 119,338
Tier 1 Capital (to risk-weighted assets), Required to be Well Capitalized, Ratio | 0.080 | 0.080
Tier 1 Leverage Capital (To Average Assets) |  |
Tier 1 Capital (to average assets), Actual Amount | $ 685,956 | $ 207,632
Tier 1 Capital (to average assets), Actual Ratio | 0.088 | 0.084
Tier 1 Capital (to average assets), Minimum Capital Required, Amount | $ 312,057 | $ 99,000
Tier 1 Capital (to average assets), Minimum Capital Required, Ratio | 0.040 | 0.040
Tier 1 Capital (to average assets), Required to be Well Capitalized, Amount | $ 390,071 | $ 123,751
Tier 1 Capital (to average assets), Required to be Well Capitalized, Ratio | 0.050 | 0.050

X
- Definition Banking Regulation, Tier 1 Risk-Based Capital, Capital Adequacy, With Buffer, Minimum + References No definition available. + Details
Name: | tmp_BankingRegulationTier1RiskBasedCapitalCapitalAdequacyWithBufferMinimum
Namespace Prefix: | tmp_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Banking Regulation, Tier 1 Risk-Based Capital Ratio, Capital Adequacy, With Buffer, Minimum + References No definition available. + Details
Name: | tmp_BankingRegulationTier1RiskBasedCapitalRatioCapitalAdequacyWithBufferMinimum
Namespace Prefix: | tmp_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- References No definition available. + Details
Name: | tmp_CommonEquityTier1CapitalToRiskweightedAssets
Namespace Prefix: | tmp_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The minimum amount of Common Equity Tier 1 Risk Based Capital required for capital adequacy purposes under the regulatory framework for prompt corrective action. + References No definition available. + Details
Name: | tmp_CommonEquityTierOneRiskBasedCapitalRequiredForCapitalAdequacy
Namespace Prefix: | tmp_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The minimum Common Equity Tier One Capital Ratio (Tier one capital divided by risk-weighted assets) required for capital adequacy purposes under the regulatory framework for prompt corrective action. + References No definition available. + Details
Name: | tmp_CommonEquityTierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets
Namespace Prefix: | tmp_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The Tier 1 capital amount (Tier 1 capital divided by risk weighted assets) required to be categorized as "well capitalized" under the regulatory framework for prompt corrective action. + References No definition available. + Details
Name: | tmp_CommonEquityTierOneRiskBasedCapitalRequiredToBeWellCapitalized
Namespace Prefix: | tmp_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The Tier 1 capital ratio (Tier 1 capital divided by risk weighted assets) required to be categorized as "well capitalized" under the regulatory framework for prompt corrective action. + References No definition available. + Details
Name: | tmp_CommonEquityTierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets
Namespace Prefix: | tmp_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- References No definition available. + Details
Name: | tmp_Tier1CapitalToRiskweightedAssets
Namespace Prefix: | tmp_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | tmp_Tier1LeverageCapitalToAverageAssets
Namespace Prefix: | tmp_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of total capital as defined by regulatory framework. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826 + Details
Name: | us-gaap_Capital
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_CapitalAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of minimum total risk-based capital required for capital adequacy as defined by regulatory framework. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1B -URI https://asc.fasb.org/extlink&oid=117337116&loc=SL5958570-112826 + Details
Name: | us-gaap_CapitalRequiredForCapitalAdequacy
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Ratio of minimum total risk-based capital to risk-weighted assets required for capital adequacy as defined by regulatory framework. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1B -URI https://asc.fasb.org/extlink&oid=117337116&loc=SL5958570-112826 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826 + Details
Name: | us-gaap_CapitalRequiredForCapitalAdequacyToRiskWeightedAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of minimum total risk-based capital categorized as well capitalized as defined by regulatory framework for prompt corrective action. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826 + Details
Name: | us-gaap_CapitalRequiredToBeWellCapitalized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Ratio of minimum total risk-based capital to risk-weighted assets categorized as well capitalized as defined by regulatory framework for prompt corrective action. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826 + Details
Name: | us-gaap_CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Ratio of total risk-based capital to risk-weighted assets as defined by regulatory framework. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826 + Details
Name: | us-gaap_CapitalToRiskWeightedAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of Common Equity Tier 1 risk-based capital as defined by regulatory framework. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826 + Details
Name: | us-gaap_CommonEquityTierOneCapital
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Ratio of Common Equity Tier 1 risk-based capital to risk-weighted assets as defined by regulatory framework. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826 + Details
Name: | us-gaap_CommonEquityTierOneCapitalRatio
Namespace Prefix: | us-gaap_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of Tier 1 leverage capital as defined by regulatory framework. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826 + Details
Name: | us-gaap_TierOneLeverageCapital
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of minimum Tier 1 leverage capital required for capital adequacy as defined by regulatory framework. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1B -URI https://asc.fasb.org/extlink&oid=117337116&loc=SL5958570-112826 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826 + Details
Name: | us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacy
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Ratio of minimum Tier 1 leverage capital to average assets required for capital adequacy as defined by regulatory framework. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1B -URI https://asc.fasb.org/extlink&oid=117337116&loc=SL5958570-112826 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826 + Details
Name: | us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of minimum Tier 1 leverage capital categorized as well capitalized as defined by regulatory framework for prompt corrective action. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826 + Details
Name: | us-gaap_TierOneLeverageCapitalRequiredToBeWellCapitalized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Ratio of minimum Tier 1 leverage capital to average assets categorized as well capitalized as defined by regulatory framework for prompt corrective action. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826 + Details
Name: | us-gaap_TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Ratio of Tier 1 capital to average assets as defined by regulatory framework. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826 + Details
Name: | us-gaap_TierOneLeverageCapitalToAverageAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of Tier 1 risk-based capital as defined by regulatory framework. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826 + Details
Name: | us-gaap_TierOneRiskBasedCapital
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of minimum Tier 1 risk-based capital categorized as well capitalized as defined by regulatory framework for prompt corrective action. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826 + Details
Name: | us-gaap_TierOneRiskBasedCapitalRequiredToBeWellCapitalized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Ratio of minimum Tier 1 risk-based capital to risk-weighted assets categorized as well capitalized as defined by regulatory framework for prompt corrective action. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826 + Details
Name: | us-gaap_TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Ratio of Tier 1 risk-based capital to risk-weighted assets as defined by regulatory framework. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826 + Details
Name: | us-gaap_TierOneRiskBasedCapitalToRiskWeightedAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | dei_LegalEntityAxis=tmp_Subsidiaries1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=tmp_Subsidiaries2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=tmp_Subsidiaries3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ConsolidatedEntitiesAxis=srt_SubsidiariesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |