| （単位：千ドル） | 2Q10 | 3Q10 | 4Q10 | 1Q11 | 2Q11 | 3Q11 | 4Q11 | 1Q12 | 2Q12 | 3Q12 | 4Q12 | 1Q13 | 2Q13 | 3Q13 | 4Q13 | 1Q14 | 2Q14 | 3Q14 | 4Q14 | 1Q15 | 2Q15 | 3Q15 | 4Q15 | 1Q16 | 2Q16 | 3Q16 | 4Q16 | 1Q17 | 2Q17 | 3Q17 | 4Q17 | 1Q18 | 2Q18 | 3Q18 | 4Q18 | 1Q19 | 2Q19 | 3Q19 | 4Q19 | 1Q20 | 2Q20 | 3Q20 | 4Q20 | 1Q21 | 2Q21 | 3Q21 | 4Q21 | 1Q22 | 2Q22 | 3Q22 | 4Q22 | 1Q23 | 2Q23 | 3Q23 | 4Q23 | 1Q24 | 2Q24 | 3Q24 | 4Q24 | 1Q25 | 2Q25 | 3Q25 | 4Q25 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 売上高 | - | - | - | 322,600 | - | - | 317,600 | 365,400 | 345,200 | 335,500 | 314,000 | 337,400 | 328,900 | 319,900 | 311,300 | 335,100 | 344,100 | 338,900 | 338,000 | 371,700 | 367,200 | 336,400 | 316,600 | 343,200 | 334,900 | 320,600 | 331,900 | 355,300 | - | - | 353,100 | - | - | - | 389,400 | - | - | - | 368,700 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 売上成長率（％） | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | ||||||||||||||||||||||
| 売上原価 | - | - | - | 280,900 | - | - | 280,300 | 295,000 | 284,500 | 256,600 | 264,800 | 263,600 | 261,500 | 259,500 | 254,300 | 282,900 | 275,500 | 280,400 | 278,700 | 302,300 | 294,800 | 267,300 | 251,000 | 262,000 | 250,400 | 254,700 | 252,400 | 277,800 | - | - | 282,600 | - | - | - | 317,300 | - | - | - | 298,000 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 営業費用 | - | - | - | 302,100 | - | - | - | 319,200 | 305,600 | 279,300 | 290,100 | 287,400 | 288,800 | 278,300 | 269,700 | 303,000 | 297,700 | 306,300 | 311,200 | 830,300 | 330,200 | 295,900 | 281,400 | 298,400 | 277,000 | 290,800 | 286,600 | 295,800 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 営業利益 | - | - | - | 20,500 | - | - | 15,600 | 46,200 | 39,600 | 56,200 | 23,900 | 50,000 | 40,100 | 41,600 | 41,600 | 32,100 | 46,400 | 32,600 | 26,800 | -458,600 | 37,000 | 40,500 | 35,200 | 44,800 | 57,900 | 29,800 | 45,300 | 59,500 | - | - | 40,000 | - | - | - | 36,900 | - | - | - | 9,600 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 営業利益率 (%) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | ||||||||||||||||||||||||||
| 経常（税引前）利益 | - | - | - | 17,700 | - | - | - | 42,800 | 34,200 | 47,400 | 15,200 | 41,700 | 30,300 | 35,700 | 35,500 | 25,200 | 39,000 | 25,100 | 17,800 | -468,000 | 32,200 | 34,700 | 29,300 | 41,400 | 41,700 | 24,300 | 39,800 | 54,500 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 経常（税引前）利益率（％） | - | - | - | 5.5 | - | - | - | 11.7 | 9.9 | 14.1 | 4.8 | 12.4 | 9.2 | 11.2 | 11.4 | 7.5 | 11.3 | 7.4 | 5.3 | -125.9 | 8.8 | 10.3 | 9.3 | 12.1 | 12.5 | 7.6 | 12.0 | 15.3 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 法人税等合計 | - | - | - | 6,400 | - | - | - | 16,300 | 13,200 | 18,200 | 6,100 | 8,200 | 11,700 | 10,300 | 8,200 | 9,400 | 14,500 | 9,200 | 2,200 | -175,800 | 12,000 | 12,600 | 16,000 | 15,100 | 15,700 | 9,400 | 15,300 | 18,500 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 実効税率（％） | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | ||||||||||||||||||||||
| 純利益 | 100 | 5,500 | -300 | 11,300 | 4,500 | 4,400 | 6,100 | 26,500 | 21,000 | 29,200 | 9,100 | 33,500 | 18,600 | 25,400 | 27,300 | 15,800 | 24,500 | 15,900 | 15,600 | -292,200 | 20,200 | 22,100 | 13,300 | 26,300 | 26,000 | 14,900 | 24,500 | 36,000 | 4,700 | 19,900 | -15,200 | 25,700 | 20,700 | 21,700 | 23,600 | 28,000 | 19,200 | 25,400 | -10,600 | 29,100 | -6,600 | 400 | 5,900 | 4,500 | -22,400 | -2,300 | 1,700 | 8,100 | -13,800 | 2,500 | -26,400 | 15,900 | 18,300 | 5,400 | 7,600 | 24,600 | 3,100 | 12,000 | 7,100 | 21,600 | 23,200 | 39,500 | 28,200 |
| 純利益率（％） | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | ||||||||||||||||||||||||||
| 一株あたり利益 | - | - | - | 0.59 | - | - | 0.33 | 1.39 | 1.1 | 1.52 | 0.48 | 1.75 | 0.99 | 1.37 | 1.48 | 0.88 | 1.38 | 0.9 | 0.88 | -16.85 | 1.19 | 1.29 | 0.76 | 1.47 | 1.45 | 0.84 | 1.39 | 2.07 | - | - | -0.9 | - | - | - | 1.44 | - | - | - | -0.66 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 希薄化後一株あたり利益 | - | - | - | 0.59 | - | - | 0.33 | 1.38 | 1.09 | 1.51 | 0.47 | 1.73 | 0.98 | 1.34 | 1.44 | 0.85 | 1.33 | 0.85 | 0.85 | -16.85 | 1.11 | 1.21 | 0.73 | 1.44 | 1.43 | 0.82 | 1.37 | 2.04 | - | - | -0.9 | - | - | - | 1.41 | - | - | - | -0.66 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 配当性向（%） | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |||||||||
| 一株あたり配当金 | - | - | - | - | - | 0.24 | 0.24 | 0.25 | 0.25 | 0.25 | 0.25 | 0.3 | 0.3 | 0.3 | 0.3 | 0.35 | 0.35 | 0.35 | 0.35 | 0.4 | 0.4 | 0.4 | 0.4 | 0.45 | 0.45 | 0.45 | 0.45 | 0.5 | 0.5 | 0.5 | 0.5 | 0.55 | 0.55 | 0.55 | 0.55 | 0.6 | - | - | 0.6 | 0.67 | 0.67 | 0.67 | 0.67 | 0.72 | 0.72 | 0.72 | 0.72 | 0.77 | 0.77 | 0.77 | 0.77 | 0.77 | 0.77 | 0.77 | 0.77 | 0.77 | 0.77 | 0.77 | 0.77 | 0.77 | 0.77 | 0.77 | 0.77 |
| EBITDA | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |||||||||||||||||||||
| EBITDAマージン（％） | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |