| （単位：千ドル） | 2Q11 | 3Q11 | 4Q11 | 1Q12 | 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 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 117,349 | - | 126,373 | 117,251 | 122,114 | 112,717 | 83,857 | 108,929 | 117,466 | 112,368 | 126,928 | 125,893 | 129,833 | 131,704 | 140,656 | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 売上成長率（％） | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | ||||||||||
| 売上総利益 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 31,425 | 27,372 | 26,959 | 15,691 | 19,284 | 30,357 | 29,118 | 25,896 | 34,304 | 29,799 | 27,183 | 26,588 | 30,821 | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 売上総利益率（％） | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |||||||||||||
| 販売管理費 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 11,527 | 10,556 | 11,673 | 11,677 | 9,022 | 10,422 | 10,916 | 10,874 | 12,074 | 12,867 | 10,718 | 11,556 | 10,741 | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 営業費用 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 94,948 | 89,879 | 95,155 | 97,026 | 64,573 | 78,572 | 88,348 | 86,472 | 92,624 | 96,094 | 102,650 | 105,116 | 109,835 | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 営業利益 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 14,804 | - | 19,898 | 16,816 | 15,286 | 4,014 | 10,262 | 19,935 | 18,202 | 15,022 | 22,230 | 16,932 | 16,465 | 15,032 | 20,080 | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 営業利益率 (%) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | ||||||||||||||
| 経常（税引前）利益 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 25,118 | 16,266 | 14,439 | 3,630 | 18,645 | 20,042 | 23,196 | 14,830 | 22,039 | 17,938 | 18,389 | 15,480 | 19,495 | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 経常（税引前）利益率（％） | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 19.9 | 13.9 | 11.8 | 3.2 | 22.2 | 18.4 | 19.7 | 13.2 | 17.4 | 14.2 | 14.2 | 11.8 | 13.9 | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 法人税等合計 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 5,318 | 3,197 | 2,424 | 292 | 3,882 | 4,279 | 4,569 | 2,944 | 4,567 | 3,815 | 3,946 | 3,498 | 4,239 | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 実効税率（％） | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |||||||||||||
| 純利益 | 7,603 | 5,853 | 10,142 | 6,812 | 6,298 | 5,887 | 5,609 | 7,374 | 2,259 | 5,754 | 6,323 | 9,420 | 7,418 | 7,263 | 6,151 | 9,117 | 8,064 | 8,359 | 7,680 | 10,060 | 7,972 | 556 | 6,034 | 6,390 | 6,594 | 8,706 | 10,054 | 13,236 | 11,879 | 13,673 | 12,375 | 19,800 | 13,069 | 12,015 | 3,338 | 14,763 | 15,763 | 18,627 | 11,886 | 17,472 | 14,123 | 14,443 | 11,982 | 15,256 | 12,821 | 3,348 | 11,427 | 14,864 | 12,222 | -1,293 | 11,617 | 11,712 | 9,777 | 12,494 | 13,468 | 17,720 | 17,642 | 9,175 |
| 純利益率（％） | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | ||||||||||||||
| 一株あたり利益 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 0.21 | 0.82 | 0.66 | - | 0.67 | 0.87 | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 希薄化後一株あたり利益 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 0.21 | 0.82 | 0.66 | - | 0.67 | 0.87 | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 一株あたり配当金 | 0.08 | 0.08 | - | 0.09 | 0.09 | 0.49 | 0.1 | 0.1 | 0.1 | 0.1 | 0.12 | 0.12 | 0.12 | 0.12 | 0.15 | 0.15 | 0.15 | 0.15 | 0.17 | 0.17 | 0.17 | 0.17 | 0.2 | 0.2 | 0.2 | 0.2 | 0.23 | 0.23 | 0.23 | 0.23 | 0.27 | 0.27 | 0.3 | 0.3 | 0.32 | 0 | 0 | 0 | 0.35 | 0.35 | 0.38 | 0.38 | 0.41 | 0.41 | 0.41 | 0.41 | 0.43 | 0.43 | 0.43 | 0.43 | 0.44 | 0.44 | 0.44 | 0.44 | 0.45 | 0.45 | 0.45 | 0.45 |
| EBITDA | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | ||||||||||||||
| EBITDAマージン（％） | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |