XML 66 R52.htm IDEA: XBRL DOCUMENT v3.24.0.1

Stock Options and Other Equity-Based Incentive Instruments (Tables)

12 Months Ended

Dec. 31, 2023

Share-Based Payment Arrangement [Abstract]

Stock Option Activity

Stock option activity is summarized in the following table for the dates indicated:

			Number of Shares						Option Price per Share						Weighted Average Exercise Price
Outstanding at January 1, 2022			78,825						$15.34 to $23.21						$	19.28
Options granted			—						—						—
Options exercised			(63,325)						$15.34 to $19.46						$	18.79
Options forfeited			—						—						—
Outstanding at December 31, 2022			15,500						$19.46 to $23.21						$	21.27
Options granted			—						—						—
Options exercised			(8,000)						$19.46						$	19.46
Options forfeited			—						—						—
Outstanding at December 31, 2023			7,500						$23.21						$	23.21

Summary of Options Outstanding

The following table shows the number, weighted-average exercise price, intrinsic value, and weighted average remaining contractual life of options exercisable, options not yet exercisable and total options outstanding as of December 31, 2023:

			Currently Exercisable						Currently Not Exercisable						Total Outstanding
Number of options			7,500						—						7,500
Weighted average exercise price			$	23.21					$	—					$	23.21
Intrinsic value (in thousands)			$	148					$	—					$	148
Weighted average remaining contractual term (yrs.)			0.8						n/a						0.8

Information about Options

The following table shows the total intrinsic value of options exercised, the total fair value of options vested, total compensation costs for options recognized in income, total tax benefit and excess tax benefits recognized in income related to compensation costs for options during the periods indicated:

			Year Ended December 31,
			2023						2022						2021
Intrinsic value of options exercised			$	134,000					$	1,190,000					$	1,476,000
Fair value of options that vested			—						—						—
Total compensation costs for options recognized in expense			—						—						—
Total tax benefit recognized in income related to compensation costs for options			40,000						—						—
Excess tax benefit recognized in income			—						—						—

Restricted Stock Unit (RSU) Activity

Restricted stock unit activity is summarized in the following table for the dates indicated:

			Service Condition Vesting RSUs												Market Plus Service Condition Vesting RSUs
			Number of RSUs						Weighted Average Fair Value on Date of Grant						Number of RSUs						Weighted Average Fair Value on Date of Grant
Outstanding at January 1, 2023			139,194												114,481
RSUs granted			84,066						$	34.52					55,908						$	27.72
Additional market plus service condition RSUs vested			—												10,301
RSUs added through dividend credits			4,706												—
RSUs released through vesting			(81,902)												(55,928)
RSUs forfeited/expired			(1,577)												(1,660)
Outstanding at December 31, 2023			144,487												123,102

Schedule of Weighted Average Fair Value and Assumptions

The Company uses a Monte Carlo simulation model to determine the grant-date fair value of awards with market plus service conditions (PSU). The weighted average fair value and assumptions used to value the PSU awards granted with market-based performance conditions are as follows:

			December 31,
			2023						2022
Performance share fair value			$	27.73					$	40.89
Risk-free interest rate			4.16		%				4.10		%
Expected volatility			33.86		%				39.01		%
Expected life (years)			3						3
Expected dividend yield			3.22		%				2.32		%

Summary of Compensation Costs and Excess Tax Benefits for RSUs

The following table shows the compensation costs and excess tax benefits for RSUs recognized in income for the periods indicated:

			Year Ended December 31,
			2023						2022						2021
Total compensation costs recognized in income
Service condition vesting RSUs			$	2,807,000					$	2,883,000					$	1,728,000
Market plus service condition vesting RSUs			1,319,000						986,000						910,000
Excess tax benefit recognized in income
Service condition vesting RSUs			$	924,000					$	1,079,000					$	626,000
Market plus service condition vesting RSUs			594,000						355,000						226,000

X

- Definition

Schedule of additional information on stock option activity.

+ References

No definition available.

+ Details

Name:	tcbk_ScheduleOfAdditionalInformationOnStockOptionActivityTableTextBlock
Namespace Prefix:	tcbk_
Data Type:	dtr-types1:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

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

X

- Definition

Tabular disclosure of cost recognized for award under share-based payment arrangement by plan. Includes, but is not limited to, related tax benefit.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480429/718-10-50-2

+ Details

Name:	us-gaap_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByPlanTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480429/718-10-50-2

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (d)
-SubTopic 10
-Topic 718
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480429/718-10-50-2

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (e)
-SubTopic 10
-Topic 718
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480429/718-10-50-2

+ Details

Name:	us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 718
-SubTopic 10
-Subparagraph (f)(2)
-Name Accounting Standards Codification
-Paragraph 2
-Section 50
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480429/718-10-50-2

+ Details

Name:	us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year.

+ References

No definition available.

+ Details

Name:	us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of number, weighted-average exercise price or conversion ratio, aggregate intrinsic value, and weighted-average remaining contractual term for outstanding and exercisable options that are fully vested and expected to vest. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (e)
-SubTopic 10
-Topic 718
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480429/718-10-50-2

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAndExercisableTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration