| Schedule of accumulated other comprehensive income (loss) | 
 Accumulated other comprehensive income (loss) was as follows (in thousands): 
 
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Year Ended December 31, 2023  | 
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      | 
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      | 
  | 
  | 
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Change  | 
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Accumulated  | 
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Change  | 
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Related to  | 
  | 
 
  | 
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Other  | 
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Related to  | 
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Shipboard  | 
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Comprehensive  | 
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Cash Flow  | 
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Retirement  | 
  | 
 
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Income (Loss)  | 
      | 
Hedges  | 
  | 
 Plan  | 
  | 
 
Accumulated other comprehensive income (loss) at beginning of period  | 
  | 
$  | 
 (477,079)  | 
   | 
$  | 
 (480,578)  | 
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$  | 
 3,499  | 
    | 
 
Current period other comprehensive loss before reclassifications  | 
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   | 
 (5,441)  | 
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 (1,773)  | 
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 (3,668)  | 
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Amounts reclassified into earnings  | 
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   | 
 (25,918)  | 
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   | 
 (26,173)  | 
(1)  | 
   | 
 255  | 
(2)  | 
 
Accumulated other comprehensive income (loss) at end of period  | 
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$  | 
 (508,438)  | 
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$  | 
 (508,524)  | 
(3)  | 
$  | 
 86  | 
    | 
 
 
  
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Year Ended December 31, 2022  | 
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Change  | 
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Accumulated  | 
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Change  | 
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Related to  | 
  | 
 
  | 
  | 
Other  | 
  | 
Related to  | 
  | 
Shipboard  | 
  | 
 
  | 
  | 
Comprehensive  | 
  | 
Cash Flow  | 
  | 
Retirement  | 
  | 
 
  | 
      | 
Income (Loss)  | 
      | 
Hedges  | 
  | 
 Plan  | 
  | 
 
Accumulated other comprehensive income (loss) at beginning of period  | 
   | 
$  | 
 (285,086)  | 
   | 
$  | 
 (279,696)  | 
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$  | 
 (5,390)  | 
   | 
 
Current period other comprehensive income (loss) before reclassifications  | 
   | 
   | 
 (95,506)  | 
   | 
   | 
 (104,017)  | 
   | 
   | 
 8,511  | 
   | 
 
Amounts reclassified into earnings  | 
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   | 
 (96,487)  | 
   | 
   | 
 (96,865)  | 
(1)  | 
   | 
 378  | 
(2)  | 
 
Accumulated other comprehensive income (loss) at end of period  | 
   | 
$  | 
 (477,079)  | 
   | 
$  | 
 (480,578)  | 
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$  | 
 3,499  | 
   | 
 
 
  
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Year Ended December 31, 2021  | 
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      | 
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Change  | 
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  | 
  | 
Accumulated  | 
  | 
Change  | 
  | 
Related to  | 
  | 
 
  | 
  | 
Other  | 
  | 
Related to  | 
  | 
Shipboard  | 
  | 
 
  | 
  | 
Comprehensive  | 
  | 
Cash Flow  | 
  | 
Retirement  | 
  | 
 
  | 
      | 
Income (Loss)  | 
      | 
Hedges  | 
  | 
 Plan  | 
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Accumulated other comprehensive income (loss) at beginning of period  | 
  | 
$  | 
 (240,117)  | 
  | 
$  | 
 (234,334)  | 
  | 
$  | 
 (5,783)  | 
    | 
 
Current period other comprehensive loss before reclassifications  | 
  | 
   | 
 (110,379)  | 
  | 
   | 
 (110,379)  | 
    | 
   | 
 —  | 
    | 
 
Amounts reclassified into earnings  | 
  | 
   | 
 65,410  | 
  | 
   | 
 65,017  | 
(1)  | 
   | 
 393  | 
(2)  | 
 
Accumulated other comprehensive income (loss) at end of period  | 
  | 
$  | 
 (285,086)  | 
  | 
$  | 
 (279,696)  | 
    | 
$  | 
 (5,390)  | 
    | 
 
 
| (1) | 
We refer you to Note 10 – “Fair Value Measurements and Derivatives” in these notes to consolidated financial statements for the affected line items in the consolidated statements of operations. | 
  
| (2) | 
Amortization of prior-service cost and actuarial loss reclassified to other income (expense), net. | 
  
| (3) | 
Includes $24.7 million of loss expected to be reclassified into earnings in the next 12 months.
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