XML 68 R56.htm IDEA: XBRL DOCUMENT v3.20.2

Employee Benefit Plan - Narrative (Details) - USD ($)	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Retirement Benefits [Abstract]
Amortization of amounts previously recognized in accumulated other comprehensive income (loss)	$ 1,461,000	$ 938,000
Contribution to pension plan	$ 0	$ 0

X

- Definition

Amount after tax and reclassification adjustments, of (increase) decrease in accumulated other comprehensive (income) loss related to pension and other postretirement defined benefit plans.

+ References

No definition available.

+ Details

Name:	tmp_AmortizationOfAmountsPreviouslyRecognizedInAccumulatedOtherComprehensiveIncome
Namespace Prefix:	tmp_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_CompensationAndRetirementDisclosureAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of discretionary contributions made by an employer to a defined contribution plan.

+ References

No definition available.

+ Details

Name:	us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration