INSURANCE SETTLEMENT RECEIVABLE (Details) - France - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
INSURANCE SETTLEMENT RECEIVABLE
Costs incurred related to fire	$ 3.2	$ 4.5	$ 14.1	$ 14.4
Advances on insurance proceeds received	24.2		24.2
Insurance receivable	0.0		0.0
Gain contingencies recognized	0.0		0.0
Expenses related to fire	1.5	$ 1.4	$ 4.4	$ 4.1
Beauty + Home
INSURANCE SETTLEMENT RECEIVABLE
Expenses related to fire	0.5
Pharma
INSURANCE SETTLEMENT RECEIVABLE
Expenses related to fire	$ 1.0

Represents the total costs incurred related to a catastrophe.

No definition available.

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Namespace Prefix:	atr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Advances on insurance proceeds received.

+ References

No definition available.

+ Details

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Namespace Prefix:	atr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The amount or range of possible amounts of gain that could be realized upon the resolution of a contingency.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 30
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6397426&loc=d3e17499-108355

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

Amount due in settlement of a claim for reimbursement from an insurance company when the Company has suffered a loss covered under an insurance policy.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The charge against earnings in the period for the uninsured portion of a loss from a fire, explosion, or natural disaster (hurricane, earthquake).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.9)
-URI http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227

+ Details

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- Details

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- Details

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- Details

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