XML 54 R37.htm IDEA: XBRL DOCUMENT v3.24.0.1

EQUITY (Tables)

12 Months Ended

Dec. 31, 2023

EQUITY

Schedule of shares repurchased

​

​	​	​	​	​	​	​	​	​	​
​	​	​	​	​		​	​	​	​
​	​	Shares	​	Aggregate Cost		​	Average		​
Year ended December 31,		Repurchased		(in thousands)			Repurchase Price
2023		423,328	​	$	14,999	​	$	35.43	​
2022		23,714	​	​	942	​	​	39.70	​
2021		244,798	​	​	10,546	​	​	43.08	​

Schedule of repurchases of shares from employees to satisfy tax withholding and stock exercise obligations

​

​	​	​	​	​	​	​	​	​	​
​	​	​	​	​		​	​	​	​
​	​	Shares	​	Aggregate Cost		​	Average		​
Year ended December 31,		Repurchased		(in thousands)			Repurchase Price		​
2023		36,951	​	$	1,473	​	$	39.86	​
2022		33,401	​	​	1,169	​	​	35.01	​
2021		33,271	​	​	1,713	​	​	51.49	​

Summary of restricted stock activity

​

​	​	​	​	​	​	​
​		​	​	Weighted Avg.		​
​		Shares		Fair Value
Unvested as of January 1, 2023		260,497	​	$	43.86	​
Granted		151,560	​	​	38.08	​
Forfeited		(9,354)	​	​	41.95	​
Vested and issued		(118,419)	​	​	44.99	​
Unvested as of December 31, 2023		284,284	​	$	40.37	​

​

​	​	​	​	​	​	​
​		​	​	Weighted Avg.		​
​		Shares		Fair Value
Unvested as of January 1, 2022		228,068	​	$	51.05	​
Granted		152,430	​		38.59	​
Forfeited		(12,486)	​		46.52	​
Vested and issued		(107,515)	​		51.33	​
Unvested as of December 31, 2022		260,497	​	$	43.86	​

Schedule of performance stock activity

​

​	​	​	​	​	​
​		​	​	Weighted Avg.
​		Shares		Fair Value
Unvested as of January 1, 2023		99,450	​	$	52.54
Granted		59,100	​	​	45.10
Forfeited		—	​	​	—
Vested and issued		—	​	​	—
Unvested as of December 31, 2023		158,550	​	$	49.77

​

​	​	​	​	​	​
​		​	​	Weighted Avg.
​		Shares		Fair Value
Unvested as of January 1, 2022		43,000	​	$	59.77
Granted		56,450	​	​	47.03
Forfeited		—	​	​	—
Vested and issued		—	​	​	—
Unvested as of December 31, 2022		99,450	​	$	52.54

Summary of stock option activity

​

​	​	​	​	​	​	​	​	​	​	​	​
​	​	Year Ended December 31, 2022									​
​	​	​	​	​	​	​	Weighted Average	​	​	​	​
​	​	​	​	​	​	​	Remaining	​	​	​	​
​	​	Number of	​	Weighted Avg.		​	Contractual	​	Aggregate		​
​		Options		Exercise Price			Term (Years)		Intrinsic Value
Outstanding at January 1, 2022		5,000	​	$	71.43	​	​	​	​	​	​
Granted	​	—	​	​	—	​	​	​	​	​	​
Forfeited		—	​	​	—	​	​	​	​	​	​
Expired		(5,000)	​	​	—	​	​	​	​	​	​
Exercised		—	​	​	—	​	​	​	​	​	​
Outstanding at December 31, 2022		—	​	​	—	​	—	​	$	—	​
Vested and expected to vest as of December 31, 2022		—	​	​	—	​	—	​	$	—	​
Exercisable at December 31, 2022		—	​	​	—	​	—	​	$	—	​

X

- Definition

Tabular disclosure of repurchases of shares from employees to satisfy tax withholding and stock exercise obligations.

+ References

No definition available.

+ Details

Name:	atni_ScheduleOfSharesRepurchasesToSatisfyTaxWithholdings
Namespace Prefix:	atni_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_EquityAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
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

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 treasury stock, including, but not limited to, average cost per share, description of share repurchase program, shares repurchased, shares held for each class of treasury stock.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 505
-SubTopic 30
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481520/505-30-50-2

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 505
-SubTopic 30
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481520/505-30-50-3

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 505
-SubTopic 30
-Section 50
-Paragraph 4
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481520/505-30-50-4

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 505
-SubTopic 30
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481549/505-30-45-1

+ Details

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

X

- Definition

Tabular disclosure of number and weighted-average grant date fair value for nonvested performance shares.

+ References

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

+ Details

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