v2.3.0.11

Pension and Other Post-Retirement Benefit Plans (Tables) | 6 Months Ended
--- | ---
Jul. 30, 2011
Pension and Other Post Retirement Benefit Plans Disclosure [Abstract] |
Total net cost for pension and postretirement life insurance benefit plans |
| 13 Weeks Ended July 30, 2011
| Pension Plans |  | Post-Retirement Benefit Plan Total
| U.S. Plans |  | International Plans |  | Total |
Service cost | $ | — |  |  | $ | 2,404 |  |  | $ | 2,404 |  |  | $ | 443 |
Interest cost | 466 |  |  | 10,179 |  |  | 10,645 |  |  | 372 |
Expected return on plan assets | (422 | ) |  | (13,923 | ) |  | (14,345 | ) |  | — |
Amortization of unrecognized losses and prior service costs | — |  |  | 352 |  |  | 352 |  |  | 431 |
Total cost (benefit) | $ | 44 |  |  | $ | (988 | ) |  | $ | (944 | ) |  | $ | 1,246 |
| 13 Weeks Ended July 31, 2010
| Pension Plans
| U.S. Plans |  | International Plans |  | Total
Service cost | $ | — |  |  | $ | 2,172 |  |  | $ | 2,172 |
Interest cost | 463 |  |  | 9,045 |  |  | 9,508 |
Expected return on plan assets | (435 | ) |  | (15,174 | ) |  | (15,609 | )
Amortization of unrecognized losses and prior service costs | — |  |  | 967 |  |  | 967 |
Total cost (benefit) | $ | 28 |  |  | $ | (2,990 | ) |  | $ | (2,962 | )
| 26 Weeks Ended July 30, 2011
| Pension Plans |  | Post-Retirement Benefit Plan Total
| U.S. Plans |  | International Plans |  | Total |
Service cost | $ | — |  |  | $ | 4,807 |  |  | $ | 4,807 |  |  | $ | 897 |
Interest cost | 932 |  |  | 20,358 |  |  | 21,290 |  |  | 752 |
Expected return on plan assets | (844 | ) |  | (27,846 | ) |  | (28,690 | ) |  | — |
Amortization of unrecognized losses and prior service costs | — |  |  | 704 |  |  | 704 |  |  | 872 |
Total cost (benefit) | $ | 88 |  |  | $ | (1,977 | ) |  | $ | (1,889 | ) |  | $ | 2,521 |
| 26 Weeks Ended July 31, 2010
| Pension Plans
| U.S. Plans |  | International Plans |  | Total
Service cost | $ | — |  |  | $ | 4,344 |  |  | $ | 4,344 |
Interest cost | 926 |  |  | 18,090 |  |  | 19,016 |
Expected return on plan assets | (870 | ) |  | (30,348 | ) |  | (31,218 | )
Amortization of unrecognized losses and prior service costs | — |  |  | 1,934 |  |  | 1,934 |
Total cost (benefit) | $ | 56 |  |  | $ | (5,980 | ) |  | $ | (5,924 | )
Cash Contributions to Pension Plans |
| 13 Weeks Ended | 26 Weeks Ended
| July 30, 2011 |  | July 31, 2010 |  | July 30, 2011 |  | July 31, 2010
U.S. Pension Plans | $ | 194 |  |  | $ | 224 |  |  | $ | 388 |  |  | $ | 524 |
International Pension Plans | 2,065 |  |  | 3,225 |  |  | 3,970 |  |  | 5,179 |
Total | $ | 2,259 |  |  | $ | 3,449 |  |  | $ | 4,358 |  |  | $ | 5,703 |

X
- Definition -- None. No documentation exists for this element. -- + Details
Name: | spls_PensionAndOtherPostRetirementBenefitPlansDisclosureAbstract
Namespace Prefix: | spls
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition This element represents the schedule of cash contributions to the entity's pension plans. + Details
Name: | spls_ScheduleOfCashContributionsToPensionPlanTextBlock
Namespace Prefix: | spls
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Topic 715 -SubTopic 20 -Publisher FASB -Number -Article -Subparagraph (h) -Name Accounting Standards Codification -Paragraph 1 -Section 50 -URI http://asc.fasb.org/extlink&oid=6962843&loc=d3e1928-114920 + Details
Name: | us-gaap_ScheduleOfNetBenefitCostsTableTextBlock
Namespace Prefix: | us-gaap
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration