Accounts Receivable (Schedule of Changes in Allowance for Credit Losses for Noncurrent Receivables) (Details) $ in Thousands	3 Months Ended
Mar. 31, 2020 USD ($)
Receivables [Abstract]
Noncurrent receivables expected credit losses at beginning
CECL transition adjustment	(206)
Charges	(201)
Currency translation	11
Other
Noncurrent receivables expected credit losses at end	$ (396)

Amount of CECL transition adjustment of noncurrent accounts receivable charged against the allowance.

No definition available.

Name:	ain_AllowanceForDoubtfulAccountsReceivableNoncurrentCeclTransitionAdjustment
Namespace Prefix:	ain_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of current period charges of noncurrent accounts receivable recorded against the allowance.

+ References

No definition available.

+ Details

Name:	ain_AllowanceForDoubtfulAccountsReceivableNoncurrentCharges
Namespace Prefix:	ain_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of currency translation adjustment of noncurrent accounts receivable charged against the allowance.

+ References

No definition available.

+ Details

Name:	ain_AllowanceForDoubtfulAccountsReceivableNoncurrentCurrencyTranslation
Namespace Prefix:	ain_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of other adjustments of noncurrent accounts receivable charged against the allowance.

+ References

No definition available.

+ Details

Name:	ain_AllowanceForDoubtfulAccountsReceivableNoncurrentOther
Namespace Prefix:	ain_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of allowance for credit loss on accounts receivable, classified as noncurrent.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=121611835&loc=d3e5074-111524

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=121599878&loc=SL82895884-210446

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(4))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

Name:	us-gaap_AllowanceForDoubtfulAccountsReceivableNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- References

No definition available.

+ Details

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