XML 41 R30.htm IDEA: XBRL DOCUMENT v3.7.0.1

Share-Based Compensation Plans (Tables)

3 Months Ended

Mar. 31, 2017

Share-Based Compensation Plans [Abstract]

Summary Of Restricted Stock Units And Performance Share Units Activity

			Weighted
			Average
	Number of		Per Share
	Underlying		Grant Date
	Shares		Fair Value
RSUs	25,331	$	32.22
PSUs	12,531		33.07

Summary Of Stock Option Activity

					Weighted
				Weighted	Average
				Average	Remaining		Aggregate
	Number of			Exercise	Contractual		Intrinsic
	Options			Price	Term		Value
Outstanding at beginning of year	49,099		$	19.00
Exercised	(12,500	)		19.44
Expired	-			-
Outstanding and exercisable at end of period	36,599		$	18.85	0.8	$	516

Summary Of Restricted Stock Award Activity

				Weighted
				Average
				Market
	Number of			Price at
	Shares			Grant Date
Outstanding at beginning of year	114,565		$	19.90
Granted	41,229			31.82
Vested	(16,393	)		21.19
Forfeited	(10,159	)		11.56
Outstanding at end of period	129,242		$	24.20

Share-Based Compensation Expense Included In Consolidated Statements Of Income

	Three months ended
	March 31,
		2017		2016
Salaries and employee benefits	$	207	$	98
Other noninterest expense		32		31
Total share-based compensation expense	$	239	$	129

X

- Definition

Schedule of Share-based Compensation, Restricted Stock Units and Performance Share Units Activity [Table Text Block]

+ References

No definition available.

+ Details

Name:	fisi_ScheduleOfShareBasedCompensationRestrictedStockUnitsAndPerformanceShareUnitsActivityTableTextBlock
Namespace Prefix:	fisi_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the allocation of equity-based compensation costs to a given line item on the balance sheet and income statement for the period. This may include the reporting line for the costs and the amount capitalized and expensed.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB TOPIC 14.F)
-URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Staff Accounting Bulletin (SAB)
-Number Topic 14
-Section F

+ Details

Name:	us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

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

X

- References

No definition available.

+ Details

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