Shareholder Report, Line Graph (Details) - USD ($) |
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| C000143790 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Account Value [Line Items] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Line Graph and Table Measure Name | SSILX with load | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Accumulated Value | $ 9,472 | $ 9,642 | $ 9,472 | $ 9,340 | $ 9,623 | $ 9,952 | $ 9,990 | $ 10,251 | $ 10,560 | $ 10,976 | $ 11,014 | $ 11,324 | $ 11,362 | $ 11,565 | $ 11,700 | $ 11,652 | $ 11,773 | $ 12,164 | $ 11,573 | $ 11,412 | $ 11,533 | $ 11,272 | $ 11,012 | $ 11,272 | $ 10,982 | $ 11,112 | $ 10,300 | $ 10,080 | $ 9,654 | $ 10,385 | $ 10,597 | $ 10,682 | $ 10,820 | $ 10,195 | $ 10,799 | $ 10,428 | $ 10,163 | $ 10,460 | $ 10,799 | $ 10,883 | $ 11,248 | $ 10,963 | $ 10,012 | $ 8,395 | $ 9,007 | $ 9,367 | $ 9,695 | $ 9,859 | $ 10,340 | $ 10,089 | $ 9,630 | $ 10,952 | $ 11,542 | $ 11,431 | $ 11,676 | $ 12,165 | $ 12,565 | $ 13,121 | $ 12,932 | $ 12,955 | $ 13,166 | $ 12,643 | $ 12,943 | $ 12,310 | $ 12,976 | $ 12,675 | $ 12,269 | $ 12,443 | $ 11,724 | $ 12,014 | $ 10,622 | $ 11,144 | $ 10,564 | $ 9,451 | $ 10,112 | $ 11,353 | $ 11,184 | $ 12,034 | $ 11,778 | $ 11,917 | $ 12,173 | $ 11,568 | $ 12,255 | $ 12,627 | $ 12,115 | $ 11,847 | $ 11,335 | $ 12,231 | $ 12,824 | $ 12,884 | $ 13,169 | $ 13,775 | $ 13,419 | $ 14,156 | $ 13,680 | $ 14,096 | $ 14,524 | $ 14,536 | $ 13,942 | $ 14,013 | $ 13,795 | $ 14,385 | $ 14,815 | $ 15,024 | $ 15,663 | $ 16,536 | $ 17,053 | $ 16,831 | $ 17,839 | $ 18,282 | $ 18,503 | $ 19,081 | $ 19,915 | $ 21,006 | $ 22,325 | $ 20,427 | $ 21,544 | $ 22,137 | $ 21,867 | $ 22,595 | $ 23,039 | |
| C000143792 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Account Value [Line Items] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Line Graph and Table Measure Name | SSIPX | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Accumulated Value | 10,000 | 10,178 | 10,010 | 9,861 | 10,170 | 10,516 | 10,567 | 10,842 | 11,178 | 11,616 | 11,656 | 11,992 | 12,023 | 12,247 | 12,389 | 12,338 | 12,465 | 12,888 | 12,274 | 12,115 | 12,242 | 11,978 | 11,713 | 11,988 | 11,682 | 11,819 | 10,962 | 10,740 | 10,287 | 11,064 | 11,300 | 11,401 | 11,536 | 10,883 | 11,525 | 11,131 | 10,861 | 11,187 | 11,547 | 11,638 | 12,035 | 11,732 | 10,707 | 8,983 | 9,647 | 10,031 | 10,381 | 10,567 | 11,080 | 10,812 | 10,334 | 11,744 | 12,381 | 12,262 | 12,547 | 13,070 | 13,498 | 14,116 | 13,902 | 13,938 | 14,175 | 13,617 | 13,938 | 13,260 | 13,992 | 13,668 | 13,233 | 13,432 | 12,660 | 12,971 | 11,477 | 12,050 | 11,415 | 10,220 | 10,930 | 12,287 | 12,107 | 13,036 | 12,920 | 13,075 | 13,359 | 12,700 | 13,462 | 13,875 | 13,449 | 13,152 | 12,597 | 13,591 | 14,258 | 14,326 | 14,654 | 15,337 | 14,941 | 15,775 | 15,242 | 15,707 | 16,199 | 16,212 | 15,543 | 15,638 | 15,400 | 16,053 | 16,536 | 16,777 | 17,501 | 18,480 | 19,076 | 18,821 | 19,956 | 20,453 | 20,723 | 21,376 | 22,308 | 23,543 | 25,028 | 22,902 | 24,168 | 24,841 | 24,544 | 25,356 | 25,872 | |
| C000143793 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Account Value [Line Items] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Line Graph and Table Measure Name | SSIQX | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Accumulated Value | 10,000 | 10,178 | 10,000 | 9,862 | 10,172 | 10,518 | 10,569 | 10,844 | 11,180 | 11,618 | 11,659 | 11,995 | 12,025 | 12,260 | 12,392 | 12,341 | 12,472 | 12,895 | 12,281 | 12,122 | 12,249 | 11,985 | 11,720 | 11,985 | 11,688 | 11,826 | 10,968 | 10,746 | 10,297 | 11,075 | 11,311 | 11,413 | 11,548 | 10,894 | 11,536 | 11,142 | 10,872 | 11,198 | 11,559 | 11,649 | 12,058 | 11,743 | 10,727 | 9,000 | 9,665 | 10,050 | 10,412 | 10,599 | 11,112 | 10,844 | 10,365 | 11,778 | 12,421 | 12,302 | 12,576 | 13,112 | 13,542 | 14,161 | 13,947 | 13,983 | 14,221 | 13,673 | 13,983 | 13,303 | 14,046 | 13,722 | 13,284 | 13,472 | 12,709 | 13,022 | 11,522 | 12,097 | 11,460 | 10,260 | 10,972 | 12,334 | 12,162 | 13,096 | 12,979 | 13,135 | 13,420 | 12,759 | 13,524 | 13,938 | 13,524 | 13,225 | 12,655 | 13,666 | 14,337 | 14,406 | 14,736 | 15,423 | 15,025 | 15,863 | 15,327 | 15,808 | 16,289 | 16,303 | 15,643 | 15,726 | 15,499 | 16,156 | 16,641 | 16,899 | 17,613 | 18,598 | 19,198 | 18,956 | 20,098 | 20,598 | 20,855 | 21,512 | 22,457 | 23,701 | 25,211 | 23,071 | 24,330 | 25,022 | 24,723 | 25,542 | 26,061 | |
| C000014139 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Account Value [Line Items] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Line Graph and Table Measure Name | SSAIX | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Accumulated Value | 10,000 | 10,178 | 10,000 | 9,862 | 10,174 | 10,520 | 10,560 | 10,835 | 11,160 | 11,597 | 11,648 | 11,973 | 12,004 | 12,227 | 12,369 | 12,319 | 12,438 | 12,859 | 12,248 | 12,079 | 12,206 | 11,942 | 11,668 | 11,942 | 11,637 | 11,774 | 10,920 | 10,688 | 10,241 | 11,012 | 11,247 | 11,336 | 11,482 | 10,822 | 11,459 | 11,068 | 10,800 | 11,113 | 11,482 | 11,571 | 11,956 | 11,656 | 10,639 | 8,930 | 9,577 | 9,969 | 10,316 | 10,501 | 11,009 | 10,743 | 10,258 | 11,656 | 12,298 | 12,180 | 12,451 | 12,980 | 13,392 | 14,004 | 13,792 | 13,816 | 14,051 | 13,510 | 13,816 | 13,145 | 13,867 | 13,547 | 13,117 | 13,301 | 12,538 | 12,846 | 11,357 | 11,923 | 11,296 | 10,114 | 10,816 | 12,157 | 11,981 | 12,897 | 12,770 | 12,923 | 13,216 | 12,554 | 13,305 | 13,712 | 13,305 | 12,999 | 12,439 | 13,419 | 14,080 | 14,147 | 14,471 | 15,144 | 14,753 | 15,574 | 15,036 | 15,507 | 15,978 | 15,992 | 15,332 | 15,413 | 15,191 | 15,832 | 16,306 | 16,544 | 17,241 | 18,217 | 18,803 | 18,552 | 19,668 | 20,142 | 20,407 | 21,035 | 21,957 | 23,168 | 24,640 | 22,539 | 23,766 | 24,441 | 24,134 | 24,931 | 25,437 | |
| C000014159 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Account Value [Line Items] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Line Graph and Table Measure Name | SVSPX | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Accumulated Value | 10,000 | 10,000 | 9,816 | 10,179 | 10,379 | 10,573 | 10,993 | 11,005 | 11,117 | 11,271 | 11,341 | 11,570 | 11,606 | 11,843 | 12,118 | 12,491 | 12,629 | 13,348 | 12,850 | 12,519 | 12,566 | 12,867 | 12,941 | 13,423 | 13,858 | 13,935 | 12,983 | 13,242 | 12,045 | 13,010 | 13,424 | 13,685 | 14,237 | 13,329 | 14,268 | 14,472 | 14,234 | 14,500 | 14,813 | 15,346 | 15,811 | 15,799 | 14,495 | 12,737 | 14,367 | 15,051 | 15,358 | 16,223 | 17,386 | 16,720 | 16,276 | 18,059 | 18,751 | 18,557 | 19,069 | 19,905 | 20,966 | 21,110 | 21,598 | 22,107 | 22,777 | 21,717 | 23,237 | 23,070 | 24,102 | 22,851 | 22,165 | 22,986 | 20,975 | 21,012 | 19,277 | 21,054 | 20,190 | 18,326 | 19,808 | 20,913 | 19,704 | 20,942 | 20,430 | 21,177 | 21,505 | 21,596 | 23,022 | 23,762 | 23,381 | 22,262 | 21,787 | 23,775 | 24,856 | 25,270 | 26,615 | 27,469 | 26,343 | 27,647 | 28,636 | 28,979 | 29,677 | 30,307 | 30,026 | 31,786 | 31,026 | 31,886 | 31,465 | 29,683 | 29,471 | 31,327 | 32,914 | 33,652 | 34,332 | 35,578 | 36,405 | 36,493 | 36,511 | 37,038 | 36,753 | 34,915 | 38,570 | 40,595 | 40,203 | 40,179 | 41,263 | |
| SSGA Index: MSCI All Country World ex USA Index | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Account Value [Line Items] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Line Graph and Table Measure Name | MSCI All Country World ex USA Index | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Accumulated Value | 10,000 | 10,123 | 9,978 | 9,747 | 9,996 | 10,350 | 10,515 | 10,782 | 11,013 | 11,370 | 11,406 | 11,826 | 11,888 | 12,108 | 12,336 | 12,436 | 12,714 | 13,423 | 12,790 | 12,564 | 12,765 | 12,470 | 12,236 | 12,528 | 12,266 | 12,322 | 11,320 | 11,427 | 10,910 | 11,734 | 11,963 | 12,034 | 12,352 | 11,689 | 12,393 | 12,243 | 11,865 | 12,170 | 12,595 | 12,706 | 13,256 | 12,900 | 11,881 | 10,160 | 10,930 | 11,288 | 11,798 | 12,324 | 12,852 | 12,536 | 12,266 | 13,916 | 14,668 | 14,700 | 14,991 | 15,181 | 15,628 | 16,117 | 16,012 | 15,748 | 16,048 | 15,534 | 15,905 | 15,188 | 15,816 | 15,233 | 14,932 | 14,956 | 14,016 | 14,117 | 12,903 | 13,344 | 12,915 | 11,624 | 11,972 | 13,385 | 13,285 | 14,362 | 13,858 | 14,197 | 14,444 | 13,918 | 14,543 | 15,134 | 14,451 | 13,994 | 13,417 | 14,625 | 15,359 | 15,207 | 15,592 | 16,079 | 15,790 | 16,249 | 16,233 | 16,609 | 17,082 | 17,542 | 16,681 | 16,530 | 16,209 | 16,862 | 17,096 | 17,058 | 17,673 | 18,483 | 19,110 | 19,055 | 19,717 | 20,427 | 20,840 | 20,834 | 21,459 | 22,742 | 23,885 | 21,308 | 23,364 | 24,540 | 24,396 | 24,479 | 25,109 | |
| SSGA Index: MSCI All Country World ex USA Index | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Account Value [Line Items] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Line Graph and Table Measure Name | MSCI All Country World ex USA Index | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Accumulated Value | 10,000 | 10,123 | 9,978 | 9,747 | 9,996 | 10,350 | 10,515 | 10,782 | 11,013 | 11,370 | 11,406 | 11,826 | 11,888 | 12,108 | 12,336 | 12,436 | 12,714 | 13,423 | 12,790 | 12,564 | 12,765 | 12,470 | 12,236 | 12,528 | 12,266 | 12,322 | 11,320 | 11,427 | 10,910 | 11,734 | 11,963 | 12,034 | 12,352 | 11,689 | 12,393 | 12,243 | 11,865 | 12,170 | 12,595 | 12,706 | 13,256 | 12,900 | 11,881 | 10,160 | 10,930 | 11,288 | 11,798 | 12,324 | 12,852 | 12,536 | 12,266 | 13,916 | 14,668 | 14,700 | 14,991 | 15,181 | 15,628 | 16,117 | 16,012 | 15,748 | 16,048 | 15,534 | 15,905 | 15,188 | 15,816 | 15,233 | 14,932 | 14,956 | 14,016 | 14,117 | 12,903 | 13,344 | 12,915 | 11,624 | 11,972 | 13,385 | 13,285 | 14,362 | 13,858 | 14,197 | 14,444 | 13,918 | 14,543 | 15,134 | 14,451 | 13,994 | 13,417 | 14,625 | 15,359 | 15,207 | 15,592 | 16,079 | 15,790 | 16,249 | 16,233 | 16,609 | 17,082 | 17,542 | 16,681 | 16,530 | 16,209 | 16,862 | 17,096 | 17,058 | 17,673 | 18,483 | 19,110 | 19,055 | 19,717 | 20,427 | 20,840 | 20,834 | 21,459 | 22,742 | 23,885 | 21,308 | 23,364 | 24,540 | 24,396 | 24,479 | 25,109 | |
| SSGA Index: MSCI All Country World ex USA Index | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Account Value [Line Items] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Line Graph and Table Measure Name | MSCI All Country World ex USA Index | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Accumulated Value | 10,000 | 10,123 | 9,978 | 9,747 | 9,996 | 10,350 | 10,515 | 10,782 | 11,013 | 11,370 | 11,406 | 11,826 | 11,888 | 12,108 | 12,336 | 12,436 | 12,714 | 13,423 | 12,790 | 12,564 | 12,765 | 12,470 | 12,236 | 12,528 | 12,266 | 12,322 | 11,320 | 11,427 | 10,910 | 11,734 | 11,963 | 12,034 | 12,352 | 11,689 | 12,393 | 12,243 | 11,865 | 12,170 | 12,595 | 12,706 | 13,256 | 12,900 | 11,881 | 10,160 | 10,930 | 11,288 | 11,798 | 12,324 | 12,852 | 12,536 | 12,266 | 13,916 | 14,668 | 14,700 | 14,991 | 15,181 | 15,628 | 16,117 | 16,012 | 15,748 | 16,048 | 15,534 | 15,905 | 15,188 | 15,816 | 15,233 | 14,932 | 14,956 | 14,016 | 14,117 | 12,903 | 13,344 | 12,915 | 11,624 | 11,972 | 13,385 | 13,285 | 14,362 | 13,858 | 14,197 | 14,444 | 13,918 | 14,543 | 15,134 | 14,451 | 13,994 | 13,417 | 14,625 | 15,359 | 15,207 | 15,592 | 16,079 | 15,790 | 16,249 | 16,233 | 16,609 | 17,082 | 17,542 | 16,681 | 16,530 | 16,209 | 16,862 | 17,096 | 17,058 | 17,673 | 18,483 | 19,110 | 19,055 | 19,717 | 20,427 | 20,840 | 20,834 | 21,459 | 22,742 | 23,885 | 21,308 | 23,364 | 24,540 | 24,396 | 24,479 | 25,109 | |
| SSGA Index: MSCI All Country World ex USA Index | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Account Value [Line Items] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Line Graph and Table Measure Name | MSCI All Country World ex USA Index | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Accumulated Value | 10,000 | 10,123 | 9,978 | 9,747 | 9,996 | 10,350 | 10,515 | 10,782 | 11,013 | 11,370 | 11,406 | 11,826 | 11,888 | 12,108 | 12,336 | 12,436 | 12,714 | 13,423 | 12,790 | 12,564 | 12,765 | 12,470 | 12,236 | 12,528 | 12,266 | 12,322 | 11,320 | 11,427 | 10,910 | 11,734 | 11,963 | 12,034 | 12,352 | 11,689 | 12,393 | 12,243 | 11,865 | 12,170 | 12,595 | 12,706 | 13,256 | 12,900 | 11,881 | 10,160 | 10,930 | 11,288 | 11,798 | 12,324 | 12,852 | 12,536 | 12,266 | 13,916 | 14,668 | 14,700 | 14,991 | 15,181 | 15,628 | 16,117 | 16,012 | 15,748 | 16,048 | 15,534 | 15,905 | 15,188 | 15,816 | 15,233 | 14,932 | 14,956 | 14,016 | 14,117 | 12,903 | 13,344 | 12,915 | 11,624 | 11,972 | 13,385 | 13,285 | 14,362 | 13,858 | 14,197 | 14,444 | 13,918 | 14,543 | 15,134 | 14,451 | 13,994 | 13,417 | 14,625 | 15,359 | 15,207 | 15,592 | 16,079 | 15,790 | 16,249 | 16,233 | 16,609 | 17,082 | 17,542 | 16,681 | 16,530 | 16,209 | 16,862 | 17,096 | 17,058 | 17,673 | 18,483 | 19,110 | 19,055 | 19,717 | 20,427 | 20,840 | 20,834 | 21,459 | 22,742 | 23,885 | 21,308 | 23,364 | 24,540 | 24,396 | 24,479 | 25,109 | |
| SPDR ETFs Index: S&P 500 Index | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Account Value [Line Items] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Line Graph and Table Measure Name | S&P 500 Index | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Accumulated Value | 10,000 | 10,002 | 9,819 | 10,183 | 10,384 | 10,581 | 11,001 | 11,014 | 11,127 | 11,284 | 11,354 | 11,588 | 11,623 | 11,863 | 12,140 | 12,512 | 12,651 | 13,376 | 12,883 | 12,555 | 12,604 | 12,907 | 12,987 | 13,470 | 13,909 | 13,988 | 13,032 | 13,297 | 12,097 | 13,066 | 13,486 | 13,748 | 14,304 | 13,395 | 14,339 | 14,546 | 14,315 | 14,583 | 14,899 | 15,440 | 15,906 | 15,899 | 14,591 | 12,788 | 14,428 | 15,115 | 15,416 | 16,285 | 17,455 | 16,792 | 16,346 | 18,135 | 18,832 | 18,642 | 19,156 | 19,995 | 21,062 | 21,209 | 21,704 | 22,220 | 22,895 | 21,831 | 23,360 | 23,198 | 24,238 | 22,984 | 22,295 | 23,123 | 21,107 | 21,146 | 19,400 | 21,189 | 20,325 | 18,453 | 19,947 | 21,062 | 19,848 | 21,095 | 20,581 | 21,336 | 21,669 | 21,763 | 23,201 | 23,947 | 23,566 | 22,442 | 21,970 | 23,977 | 25,066 | 25,487 | 26,848 | 27,712 | 26,580 | 27,898 | 28,899 | 29,251 | 29,960 | 30,600 | 30,322 | 32,102 | 31,337 | 32,210 | 31,790 | 29,998 | 29,795 | 31,670 | 33,281 | 34,028 | 34,718 | 35,985 | 36,827 | 36,918 | 36,940 | 37,476 | 37,191 | 35,339 | 39,047 | 41,102 | 40,711 | 40,685 | 41,793 | |
| SSGA Index: MSCI EAFE Net Dividend Index | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Account Value [Line Items] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Line Graph and Table Measure Name | MSCI EAFE Net Dividend Index | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Accumulated Value | 10,000 | 10,123 | 9,916 | 9,718 | 10,051 | 10,342 | 10,490 | 10,779 | 11,053 | 11,459 | 11,439 | 11,768 | 11,764 | 12,057 | 12,240 | 12,368 | 12,567 | 13,197 | 12,601 | 12,374 | 12,657 | 12,372 | 12,221 | 12,522 | 12,280 | 12,387 | 11,401 | 11,386 | 10,834 | 11,546 | 11,840 | 11,915 | 12,250 | 11,661 | 12,353 | 12,196 | 11,880 | 12,221 | 12,660 | 12,803 | 13,219 | 12,943 | 11,773 | 10,201 | 10,860 | 11,333 | 11,719 | 11,992 | 12,609 | 12,281 | 11,791 | 13,619 | 14,252 | 14,100 | 14,416 | 14,748 | 15,192 | 15,687 | 15,510 | 15,627 | 15,903 | 15,441 | 15,821 | 15,085 | 15,857 | 15,091 | 14,824 | 14,919 | 13,954 | 14,059 | 12,754 | 13,390 | 12,754 | 11,561 | 12,182 | 13,555 | 13,565 | 14,664 | 14,358 | 14,714 | 15,129 | 14,489 | 15,148 | 15,639 | 15,039 | 14,526 | 13,937 | 15,230 | 16,040 | 16,132 | 16,427 | 16,967 | 16,533 | 17,173 | 16,896 | 17,392 | 17,957 | 18,123 | 17,138 | 17,040 | 16,653 | 17,528 | 17,868 | 17,796 | 18,611 | 19,462 | 19,891 | 19,612 | 20,448 | 20,839 | 21,085 | 21,216 | 21,852 | 22,992 | 24,056 | 21,581 | 23,189 | 23,900 | 23,916 | 24,384 | 24,869 | |
| SSGA Index: MSCI EAFE Net Dividend Index | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Account Value [Line Items] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Line Graph and Table Measure Name | MSCI EAFE Net Dividend Index | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Accumulated Value | 10,000 | 10,123 | 9,916 | 9,718 | 10,051 | 10,342 | 10,490 | 10,779 | 11,053 | 11,459 | 11,439 | 11,768 | 11,764 | 12,057 | 12,240 | 12,368 | 12,567 | 13,197 | 12,601 | 12,374 | 12,657 | 12,372 | 12,221 | 12,522 | 12,280 | 12,387 | 11,401 | 11,386 | 10,834 | 11,546 | 11,840 | 11,915 | 12,250 | 11,661 | 12,353 | 12,196 | 11,880 | 12,221 | 12,660 | 12,803 | 13,219 | 12,943 | 11,773 | 10,201 | 10,860 | 11,333 | 11,719 | 11,992 | 12,609 | 12,281 | 11,791 | 13,619 | 14,252 | 14,100 | 14,416 | 14,748 | 15,192 | 15,687 | 15,510 | 15,627 | 15,903 | 15,441 | 15,821 | 15,085 | 15,857 | 15,091 | 14,824 | 14,919 | 13,954 | 14,059 | 12,754 | 13,390 | 12,754 | 11,561 | 12,182 | 13,555 | 13,565 | 14,664 | 14,358 | 14,714 | 15,129 | 14,489 | 15,148 | 15,639 | 15,039 | 14,526 | 13,937 | 15,230 | 16,040 | 16,132 | 16,427 | 16,967 | 16,533 | 17,173 | 16,896 | 17,392 | 17,957 | 18,123 | 17,138 | 17,040 | 16,653 | 17,528 | 17,868 | 17,796 | 18,611 | 19,462 | 19,891 | 19,612 | 20,448 | 20,839 | 21,085 | 21,216 | 21,852 | 22,992 | 24,056 | 21,581 | 23,189 | 23,900 | 23,916 | 24,384 | 24,869 | |
| SSGA Index: MSCI EAFE Net Dividend Index | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Account Value [Line Items] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Line Graph and Table Measure Name | MSCI EAFE Net Dividend Index | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Accumulated Value | 10,000 | 10,123 | 9,916 | 9,718 | 10,051 | 10,342 | 10,490 | 10,779 | 11,053 | 11,459 | 11,439 | 11,768 | 11,764 | 12,057 | 12,240 | 12,368 | 12,567 | 13,197 | 12,601 | 12,374 | 12,657 | 12,372 | 12,221 | 12,522 | 12,280 | 12,387 | 11,401 | 11,386 | 10,834 | 11,546 | 11,840 | 11,915 | 12,250 | 11,661 | 12,353 | 12,196 | 11,880 | 12,221 | 12,660 | 12,803 | 13,219 | 12,943 | 11,773 | 10,201 | 10,860 | 11,333 | 11,719 | 11,992 | 12,609 | 12,281 | 11,791 | 13,619 | 14,252 | 14,100 | 14,416 | 14,748 | 15,192 | 15,687 | 15,510 | 15,627 | 15,903 | 15,441 | 15,821 | 15,085 | 15,857 | 15,091 | 14,824 | 14,919 | 13,954 | 14,059 | 12,754 | 13,390 | 12,754 | 11,561 | 12,182 | 13,555 | 13,565 | 14,664 | 14,358 | 14,714 | 15,129 | 14,489 | 15,148 | 15,639 | 15,039 | 14,526 | 13,937 | 15,230 | 16,040 | 16,132 | 16,427 | 16,967 | 16,533 | 17,173 | 16,896 | 17,392 | 17,957 | 18,123 | 17,138 | 17,040 | 16,653 | 17,528 | 17,868 | 17,796 | 18,611 | 19,462 | 19,891 | 19,612 | 20,448 | 20,839 | 21,085 | 21,216 | 21,852 | 22,992 | 24,056 | 21,581 | 23,189 | 23,900 | 23,916 | 24,384 | 24,869 | |
| SSGA Index: MSCI EAFE Net Dividend Index | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Account Value [Line Items] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Line Graph and Table Measure Name | MSCI EAFE Net Dividend Index | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Accumulated Value | $ 10,000 | $ 10,123 | $ 9,916 | $ 9,718 | $ 10,051 | $ 10,342 | $ 10,490 | $ 10,779 | $ 11,053 | $ 11,459 | $ 11,439 | $ 11,768 | $ 11,764 | $ 12,057 | $ 12,240 | $ 12,368 | $ 12,567 | $ 13,197 | $ 12,601 | $ 12,374 | $ 12,657 | $ 12,372 | $ 12,221 | $ 12,522 | $ 12,280 | $ 12,387 | $ 11,401 | $ 11,386 | $ 10,834 | $ 11,546 | $ 11,840 | $ 11,915 | $ 12,250 | $ 11,661 | $ 12,353 | $ 12,196 | $ 11,880 | $ 12,221 | $ 12,660 | $ 12,803 | $ 13,219 | $ 12,943 | $ 11,773 | $ 10,201 | $ 10,860 | $ 11,333 | $ 11,719 | $ 11,992 | $ 12,609 | $ 12,281 | $ 11,791 | $ 13,619 | $ 14,252 | $ 14,100 | $ 14,416 | $ 14,748 | $ 15,192 | $ 15,687 | $ 15,510 | $ 15,627 | $ 15,903 | $ 15,441 | $ 15,821 | $ 15,085 | $ 15,857 | $ 15,091 | $ 14,824 | $ 14,919 | $ 13,954 | $ 14,059 | $ 12,754 | $ 13,390 | $ 12,754 | $ 11,561 | $ 12,182 | $ 13,555 | $ 13,565 | $ 14,664 | $ 14,358 | $ 14,714 | $ 15,129 | $ 14,489 | $ 15,148 | $ 15,639 | $ 15,039 | $ 14,526 | $ 13,937 | $ 15,230 | $ 16,040 | $ 16,132 | $ 16,427 | $ 16,967 | $ 16,533 | $ 17,173 | $ 16,896 | $ 17,392 | $ 17,957 | $ 18,123 | $ 17,138 | $ 17,040 | $ 16,653 | $ 17,528 | $ 17,868 | $ 17,796 | $ 18,611 | $ 19,462 | $ 19,891 | $ 19,612 | $ 20,448 | $ 20,839 | $ 21,085 | $ 21,216 | $ 21,852 | $ 22,992 | $ 24,056 | $ 21,581 | $ 23,189 | $ 23,900 | $ 23,916 | $ 24,384 | $ 24,869 | |