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Shareholders' Equity (Schedule of Activity in Shareholders' Equity) (Details) - USD ($) | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Oct. 25, 2021 | Sep. 30, 2021
Common stock, balance at the beginning of the period (in shares) | 32,100,000 | 32,300,000 |  |  |
Balance at end of the period | $ 877,605,000 | $ 819,865,000 | $ 702,689,000 |  |
Net income | 96,508,000 | 118,768,000 | 97,243,000 |  |
Compensation and benefits paid or payable in shares | 3,727,000 | 2,441,000 | 622,000 |  |
Options exercised | 17,000 | 153,000 | 55,000 |  |
Shares issued to Directors' | 1,085,000 | 947,000 | 883,000 |  |
Purchase of treasury shares | (85,065,000) | (24,375,000) |  |  |
Conversion of Class B shares to Class A shares |  | 0 |  |  |
Cumulative translation adjustments | (40,861,000) | (23,128,000) | 40,788,000 |  |
Pension and postretirement liability adjustments | (3,491,000) | 1,171,000 | 10,333,000 |  |
Settlement of certain pension liabilities | 26,198,000 |  |  |  |
Derivative valuation adjustment | $ 19,321,000 | $ 7,930,000 | $ (6,409,000) |  |
Accounting Standards Update [Extensible Enumeration] |  |  | ASC 326 |  |
Common stock, balance at the end of the period (in shares) | 31,100,000 | 32,100,000 | 32,300,000 |  |
Balance at end of the period | $ 867,543,000 | $ 877,605,000 | $ 819,865,000 |  |
Stock repurchase program, authorized amount |  | 200,000,000 |  | $ 200,000,000 |
Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |
Balance at end of the period |  |  | (1,443,000) |  |
Common Class A |  |  |  |  |
Dividends declared | $ (27,501,000) | $ (25,520,000) | $ (23,651,000) |  |
Dividends declared per share, Class A and Class B (in dollars per share) | $ 0.88 | $ 0.81 | $ 0.77 |  |
Common stock, capital shares reserved for future issuance (in shares) |  | 1,600,000 |  |  | 1,600,000
Common Class B |  |  |  |  |
Common stock, balance at the beginning of the period (in shares) | 104 |  |  |  |
Dividends declared |  | $ (647,000) | $ (1,245,000) |  |
Common stock, balance at the end of the period (in shares) | 0 | 104 |  |  |
Dividends declared per share, Class A and Class B (in dollars per share) |  | $ 0.81 | $ 0.77 |  |
Common Stock | Common Class A |  |  |  |  |
Common stock, balance at the beginning of the period (in shares) | 40,760,000 | 39,115,000 | 39,099,000 |  |
Balance at end of the period | $ 41,000 | $ 39,000 | $ 39,000 |  |
Compensation and benefits paid or payable in shares (in shares) | 24,000 | 20,000 | 13,000 |  |
Options exercised (in shares) | 1,000 | 7,000 | 3,000 |  |
Conversion of Class B shares to Class A shares (in shares) |  | 1,618,000 |  |  |
Conversion of Class B shares to Class A shares |  | $ 2,000 |  |  |
Common stock, balance at the end of the period (in shares) | 40,785,000 | 40,760,000 | 39,115,000 |  |
Balance at end of the period | $ 41,000 | $ 41,000 | $ 39,000 |  |
Common Stock | Common Class B |  |  |  |  |
Common stock, balance at the beginning of the period (in shares) | 0 | 1,618,000 | 1,618,000 |  |
Balance at end of the period | $ 0 | $ 2,000 | $ 2,000 |  |
Conversion of Class B shares to Class A shares (in shares) |  | (1,618,000) |  |  |
Conversion of Class B shares to Class A shares |  | $ (2,000) |  |  |
Common stock, balance at the end of the period (in shares) | 0 | 0 | 1,618,000 |  |
Balance at end of the period | $ 0 | $ 0 | $ 2,000 |  |
Additional paid-in capital |  |  |  |  |
Balance at end of the period | 436,996,000 | 433,696,000 | 432,518,000 |  |
Compensation and benefits paid or payable in shares | 3,727,000 | 2,441,000 | 622,000 |  |
Options exercised | 17,000 | 153,000 | 55,000 |  |
Shares issued to Directors' | 800,000 | 706,000 | 501,000 |  |
Balance at end of the period | 441,540,000 | 436,996,000 | 433,696,000 |  |
Retained earnings |  |  |  |  |
Balance at end of the period | 863,057,000 | 770,746,000 | 698,496,000 |  |
Net income | 95,762,000 | 118,478,000 | 98,589,000 |  |
Balance at end of the period | 931,318,000 | 863,057,000 | 770,746,000 |  |
Retained earnings | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |
Balance at end of the period |  |  | (1,443,000) |  |
Retained earnings | Common Class A |  |  |  |  |
Dividends declared | (27,501,000) | (25,520,000) | (23,651,000) |  |
Retained earnings | Common Class B |  |  |  |  |
Dividends declared |  | (647,000) | (1,245,000) |  |
Accumulated items of other comprehensive income |  |  |  |  |
Balance at end of the period | (145,984,000) | (132,408,000) | (175,981,000) |  |
Cumulative translation adjustments | (40,971,000) | (22,677,000) | 39,649,000 |  |
Pension and postretirement liability adjustments | (3,491,000) | 1,171,000 | 10,333,000 |  |
Settlement of certain pension liabilities | 26,198,000 |  |  |  |
Derivative valuation adjustment | 19,321,000 | 7,930,000 | (6,409,000) |  |
Balance at end of the period | $ (144,927,000) | $ (145,984,000) | $ (132,408,000) |  |
Treasury Stock, Common |  |  |  |  |
Common stock, balance at the beginning of the period (in shares) | 8,665,000 |  |  |  |
Treasury stock, balance at the beginning of the period (in shares) |  | 8,391,000 | 8,409,000 |  |
Balance at end of the period | $ (280,143,000) | $ (256,009,000) | $ (256,391,000) |  |
Shares issued to Directors' | $ 285,000 | $ 241,000 | $ 382,000 |  |
Shares issued to Directors' (in shares) | (13,000) | (11,000) | (18,000) |  |
Purchase of treasury shares (in shares) | 1,022,717 | 285,286 |  |  |
Purchase of treasury shares | $ (85,065,000) | $ (24,375,000) |  |  |
Common stock, balance at the end of the period (in shares) | 9,675,000 | 8,665,000 |  |  |
Treasury stock, balance at the end of the period (in shares) |  |  | 8,391,000 |  |
Balance at end of the period | $ (364,923,000) | $ (280,143,000) | $ (256,009,000) |  |
Noncontrolling Interest |  |  |  |  |
Balance at end of the period | 3,638,000 | 3,799,000 | 4,006,000 |  |
Net income | 746,000 | 290,000 | (1,346,000) |  |
Cumulative translation adjustments | 110,000 | (451,000) | 1,139,000 |  |
Balance at end of the period | $ 4,494,000 | $ 3,638,000 | $ 3,799,000 |  |

X
- Definition Number of shares issued in lieu of cash for services contributed to the entity. Number of shares includes, but is not limited to, shares issued for services contributed by vendors and founders. Includes treasury shares. + References No definition available. + Details
Name: | ain_StockIssuedDuringPeriodSharesIssuedForServicesIncludingTreasuryShares
Namespace Prefix: | ain_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
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