XML 31 R29.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Employee Benefit Plans (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2014
Employee Benefit Plans |
Schedule of net benefit costs |
|  | Three Months Ended
|  | March 31
Defined Benefit Net Periodic Pension Cost |  | U. S. Plans |  | International Plans
(In thousands) |  | 2014 |  | 2013 |  | 2014 |  | 2013
Defined benefit plans: |  |  |  |  |  |  |  |  |  |  |  |
Service cost |  | $ | 558 |  |  | $ | 641 |  |  | $ | 407 |  |  | $ | 909 |
Interest cost |  | 3,217 |  |  | 2,941 |  |  | 10,912 |  |  | 10,781 |
Expected return on plan assets |  | (4,196 | ) |  | (3,909 | ) |  | (12,588 | ) |  | (11,819 | )
Recognized prior service costs |  | 22 |  |  | 35 |  |  | 46 |  |  | 92 |
Recognized loss |  | 838 |  |  | 1,263 |  |  | 3,553 |  |  | 4,150 |
Defined benefit plans net periodic pension cost |  | $ | 439 |  |  | $ | 971 |  |  | $ | 2,330 |  |  | $ | 4,113 |
Schedule of contributions to pension plans |
|  | Three Months Ended
Company Contributions |  | March 31
(In thousands) |  | 2014 |  | 2013
Defined benefit pension plans: |  |  |  |  |  |
United States |  | $ | 566 |  |  | $ | 483 |
International |  | 17,421 |  |  | 17,559 |
Multiemployer pension plans |  | 701 |  |  | 2,816 |
Defined contribution pension plans |  | 4,069 |  |  | 4,828 |

X
- Definition Tabular disclosure of entity's contributions to pension plans. + References No definition available. + Details
Name: | hsc_ScheduleOfContributionsToPensionPlansTableTextBlock
Namespace Prefix: | hsc_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
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 -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 + Details
Name: | us-gaap_ScheduleOfNetBenefitCostsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration