| (単位:百万ドル) | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 現金同等物 | 6 | 5 | 4 | 3 | 10 | 8 | 7 | 9 | 63 | 60 | 6 | 7 | 8 | 7 | 25 | 3 | 8 | 11 | 12 | 24 | 17 | 3 | 7 | 8 | 9 | 3 | 5 | 3 | 6 | 22 | 4 | 8 | 5 | 6 | 4 | 30 | 50 | 22 | 7 | 8 | 5 | 45 | 5 | 4 | 6 | 6 | 10 | 5 | 7 | 11 | 20 | 9 | 6 | 35 | 9 | 23 |
| 現金 + 有価証券 | 6 | 5 | 4 | 3 | 10 | 8 | 7 | 9 | 63 | 60 | 6 | 7 | 8 | 7 | 25 | 3 | 8 | 11 | 12 | 24 | 17 | 3 | 7 | 8 | 9 | 3 | 5 | 3 | 6 | 22 | 4 | 8 | 5 | 6 | 4 | 30 | 50 | 22 | 7 | 8 | 5 | 45 | 5 | 4 | 6 | 6 | 10 | 5 | 7 | 11 | 20 | 9 | 6 | 35 | 9 | 23 |
| 総資産 | 614 | 619 | 647 | 658 | 654 | 709 | 789 | 792 | 845 | 841 | 931 | 942 | 945 | 952 | 965 | 995 | 1,043 | 1,216 | 1,275 | 1,318 | 1,380 | 1,373 | 1,394 | 1,391 | 1,440 | 1,431 | 1,465 | 1,479 | 1,499 | 1,535 | 1,513 | 1,496 | 1,499 | 1,512 | 1,514 | 1,524 | 1,510 | 1,477 | 1,459 | 1,455 | 1,416 | 1,453 | 1,504 | 1,536 | 1,578 | 1,651 | 1,656 | 1,798 | 1,858 | 1,867 | 1,855 | 1,818 | 1,890 | 1,871 | 1,786 | 1,775 |
| 長期借入金 | 3 | 3 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 総負債 | 144 | 149 | 178 | 193 | 189 | 244 | 326 | 325 | 209 | 205 | 298 | 310 | 312 | 320 | 305 | 336 | 383 | 555 | 616 | 646 | 649 | 632 | 654 | 638 | 683 | 674 | 706 | 722 | 693 | 712 | 680 | 708 | 711 | 718 | 728 | 718 | 722 | 698 | 683 | 690 | 654 | 700 | 759 | 793 | 767 | 826 | 805 | 934 | 998 | 1,007 | 938 | 899 | 907 | 830 | 733 | 726 |
| 資本金及び資本剰余金 | 506 | 507 | 507 | 507 | 508 | 509 | 510 | 516 | 688 | 688 | 689 | 689 | 690 | 691 | 717 | 718 | 719 | 720 | 759 | 773 | 829 | 838 | 839 | 853 | 854 | 856 | 857 | 857 | 859 | 861 | 863 | 862 | 864 | 866 | 867 | 847 | 849 | 851 | 853 | 851 | 853 | 855 | 857 | 857 | 893 | 900 | 931 | 933 | 935 | 937 | 992 | 997 | 1,005 | 1,062 | 1,083 | 1,091 |
| 利益剰余金 | 647 | 660 | 672 | 685 | 698 | 711 | 724 | 737 | 749 | 767 | 781 | 798 | 817 | 834 | 855 | 872 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 株主資本 | 470 | 469 | 468 | 465 | 465 | 464 | 463 | 466 | 635 | 636 | 632 | 631 | 632 | 631 | 660 | 659 | 659 | 661 | 659 | 672 | 730 | 740 | 740 | 753 | 757 | 756 | 758 | 756 | 805 | 823 | 832 | 788 | 787 | 793 | 785 | 806 | 787 | 778 | 775 | 764 | 762 | 752 | 745 | 742 | 810 | 825 | 850 | 864 | 859 | 860 | 916 | 918 | 982 | 1,041 | 1,053 | 1,049 |
| 有利子負債合計 | 3 | 3 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 純有利子負債 | -4 | -3 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| DEレシオ(%) | 0.68 | 0.68 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |