XML 36 R67.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Stock-Based Compensation (Restricted Stock) (Details) (USD $) | 12 Months Ended |  | 0 Months Ended | 1 Months Ended | 12 Months Ended |  | 0 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 31, 2012 Restricted stock units | Dec. 31, 2011 Restricted stock units | Dec. 31, 2010 Restricted stock units | Dec. 31, 2012 1995 Executive Incentive Compensation Plan | Nov. 16, 2012 1995 Executive Incentive Compensation Plan Restricted stock units | Sep. 10, 2012 1995 Executive Incentive Compensation Plan Restricted stock units | May 04, 2012 1995 Executive Incentive Compensation Plan Restricted stock units | Mar. 16, 2012 1995 Executive Incentive Compensation Plan Restricted stock units | Jan. 23, 2012 1995 Executive Incentive Compensation Plan Restricted stock units | Sep. 20, 2011 1995 Executive Incentive Compensation Plan Restricted stock units | Apr. 26, 2011 1995 Executive Incentive Compensation Plan Restricted stock units | Sep. 22, 2010 1995 Executive Incentive Compensation Plan Restricted stock units | Jan. 25, 2010 1995 Executive Incentive Compensation Plan Restricted stock units | Nov. 19, 2009 1995 Executive Incentive Compensation Plan Restricted stock units | Jan. 27, 2009 1995 Executive Incentive Compensation Plan Restricted stock units | Jan. 22, 2008 1995 Executive Incentive Compensation Plan Restricted stock units | Jan. 23, 2007 1995 Executive Incentive Compensation Plan Restricted stock units | May 31, 2012 1995 Executive Incentive Compensation Plan Restricted stock units | Mar. 31, 2012 1995 Executive Incentive Compensation Plan Restricted stock units | Dec. 31, 2012 1995 Executive Incentive Compensation Plan Restricted stock units | Dec. 31, 2012 1995 Executive Incentive Compensation Plan Restricted stock units January 23, 2007 | Dec. 31, 2011 1995 Executive Incentive Compensation Plan Restricted stock units January 23, 2007 | Dec. 31, 2010 1995 Executive Incentive Compensation Plan Restricted stock units January 23, 2007 | Dec. 31, 2012 1995 Executive Incentive Compensation Plan Restricted stock units January 22, 2008 | Dec. 31, 2011 1995 Executive Incentive Compensation Plan Restricted stock units January 22, 2008 | Dec. 31, 2010 1995 Executive Incentive Compensation Plan Restricted stock units January 22, 2008 | Dec. 31, 2012 1995 Executive Incentive Compensation Plan Restricted stock units January 27, 2009 | Dec. 31, 2011 1995 Executive Incentive Compensation Plan Restricted stock units January 27, 2009 | Dec. 31, 2010 1995 Executive Incentive Compensation Plan Restricted stock units January 27, 2009 | Dec. 31, 2012 1995 Executive Incentive Compensation Plan Restricted stock units November 19, 2009 | Dec. 31, 2011 1995 Executive Incentive Compensation Plan Restricted stock units November 19, 2009 | Dec. 31, 2010 1995 Executive Incentive Compensation Plan Restricted stock units November 19, 2009 | Dec. 31, 2012 1995 Executive Incentive Compensation Plan Restricted stock units January 25, 2010 | Dec. 31, 2011 1995 Executive Incentive Compensation Plan Restricted stock units January 25, 2010 | Dec. 31, 2010 1995 Executive Incentive Compensation Plan Restricted stock units January 25, 2010 | Dec. 31, 2012 1995 Executive Incentive Compensation Plan Restricted stock units September 22, 2010 | Dec. 31, 2011 1995 Executive Incentive Compensation Plan Restricted stock units September 22, 2010 | Dec. 31, 2010 1995 Executive Incentive Compensation Plan Restricted stock units September 22, 2010 | Dec. 31, 2012 1995 Executive Incentive Compensation Plan Restricted stock units April 26, 2011 | Dec. 31, 2011 1995 Executive Incentive Compensation Plan Restricted stock units April 26, 2011 | Dec. 31, 2010 1995 Executive Incentive Compensation Plan Restricted stock units April 26, 2011 | Dec. 31, 2012 1995 Executive Incentive Compensation Plan Restricted stock units September 20, 2011 | Dec. 31, 2011 1995 Executive Incentive Compensation Plan Restricted stock units September 20, 2011 | Dec. 31, 2010 1995 Executive Incentive Compensation Plan Restricted stock units September 20, 2011 | Dec. 31, 2012 1995 Executive Incentive Compensation Plan Restricted stock units January 23, 2012 | Dec. 31, 2011 1995 Executive Incentive Compensation Plan Restricted stock units January 23, 2012 | Dec. 31, 2010 1995 Executive Incentive Compensation Plan Restricted stock units January 23, 2012 | Dec. 31, 2012 1995 Executive Incentive Compensation Plan Restricted stock units March 16, 2012 | Dec. 31, 2011 1995 Executive Incentive Compensation Plan Restricted stock units March 16, 2012 | Dec. 31, 2010 1995 Executive Incentive Compensation Plan Restricted stock units March 16, 2012 | Dec. 31, 2012 1995 Executive Incentive Compensation Plan Restricted stock units May 4, 2012 | Dec. 31, 2011 1995 Executive Incentive Compensation Plan Restricted stock units May 4, 2012 | Dec. 31, 2010 1995 Executive Incentive Compensation Plan Restricted stock units May 4, 2012 | Dec. 31, 2012 1995 Executive Incentive Compensation Plan Restricted stock units September 10, 2012 | Dec. 31, 2011 1995 Executive Incentive Compensation Plan Restricted stock units September 10, 2012 | Dec. 31, 2010 1995 Executive Incentive Compensation Plan Restricted stock units September 10, 2012 | Dec. 31, 2012 1995 Executive Incentive Compensation Plan Restricted stock units November 16, 2012 | Dec. 31, 2011 1995 Executive Incentive Compensation Plan Restricted stock units November 16, 2012 | Dec. 31, 2010 1995 Executive Incentive Compensation Plan Restricted stock units November 16, 2012 | Dec. 31, 2012 1995 Non-Employee Directors' Stock Plan | Dec. 04, 2012 1995 Non-Employee Directors' Stock Plan Restricted stock units | May 02, 2012 1995 Non-Employee Directors' Stock Plan Restricted stock units | May 02, 2011 1995 Non-Employee Directors' Stock Plan Restricted stock units | May 03, 2010 1995 Non-Employee Directors' Stock Plan Restricted stock units | May 01, 2009 1995 Non-Employee Directors' Stock Plan Restricted stock units | Dec. 31, 2012 1995 Non-Employee Directors' Stock Plan Restricted stock units | Dec. 31, 2012 1995 Non-Employee Directors' Stock Plan Restricted stock units May 1, 2009 | Dec. 31, 2011 1995 Non-Employee Directors' Stock Plan Restricted stock units May 1, 2009 | Dec. 31, 2010 1995 Non-Employee Directors' Stock Plan Restricted stock units May 1, 2009 | Dec. 31, 2012 1995 Non-Employee Directors' Stock Plan Restricted stock units May 3, 2010 | Dec. 31, 2011 1995 Non-Employee Directors' Stock Plan Restricted stock units May 3, 2010 | Dec. 31, 2010 1995 Non-Employee Directors' Stock Plan Restricted stock units May 3, 2010 | Dec. 31, 2012 1995 Non-Employee Directors' Stock Plan Restricted stock units May 2, 2011 | Dec. 31, 2011 1995 Non-Employee Directors' Stock Plan Restricted stock units May 2, 2011 | Dec. 31, 2010 1995 Non-Employee Directors' Stock Plan Restricted stock units May 2, 2011 | Dec. 31, 2012 1995 Non-Employee Directors' Stock Plan Restricted stock units May 2, 2012 | Dec. 31, 2011 1995 Non-Employee Directors' Stock Plan Restricted stock units May 2, 2012 | Dec. 31, 2010 1995 Non-Employee Directors' Stock Plan Restricted stock units May 2, 2012 | Dec. 31, 2012 1995 Non-Employee Directors' Stock Plan Restricted stock units December 4, 2012 | Dec. 31, 2011 1995 Non-Employee Directors' Stock Plan Restricted stock units December 4, 2012 | Dec. 31, 2010 1995 Non-Employee Directors' Stock Plan Restricted stock units December 4, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum number of shares authorized for issuance |  |  |  | 8,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 600,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares available for grant |  |  |  | 1,165,744 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 186,190 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Vesting period (in years) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 years | 3 years | 3 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 year |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Retirement age of employees (in years) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 62 years | 62 years | 62 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Granted (in shares) | 172,104 | 37,442 | 42,000 |  | 5,000 | 5,985 | 56,233 | 44,268 | 30,000 | 13,500 | 3,750 | 25,000 | 1,000 | 15,000 | 106,625 | 130,950 | 101,700 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,688 | 27,930 | 20,192 | 16,000 | 16,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Granted (in dollars per share) | $ 19.23 | $ 29.61 | $ 26.53 |  | $ 16.45 | $ 19.05 | $ 17.34 | $ 21.39 | $ 17.81 | $ 21.18 | $ 32.10 | $ 23.47 | $ 31.49 | $ 31.90 | $ 25.15 | $ 45.95 | $ 38.25 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 19.95 | $ 21.58 | $ 34.79 | $ 30.99 | $ 27.28 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Expense (Income) | $ 1,420,000 | $ 1,850,000 | $ 3,297,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0 | $ 0 | $ 41,000 | $ 0 | $ 68,000 | $ 1,601,000 | $ 43,000 | $ 614,000 | $ 667,000 | $ 0 | $ 12,000 | $ 298,000 | $ 1,000 | $ 10,000 | $ 20,000 | $ 20,000 | $ 373,000 | $ 194,000 | $ 44,000 | $ 29,000 | $ 0 | $ 151,000 | $ 111,000 | $ 0 | $ 168,000 | $ 0 | $ 0 | $ 130,000 | $ 0 | $ 0 | $ 213,000 | $ 0 | $ 0 | $ 11,000 | $ 0 | $ 0 | $ 3,000 | $ 0 | $ 0 |  |  |  |  |  |  |  | $ 0 | $ 0 | $ 145,000 | $ 0 | $ 165,000 | $ 331,000 | $ 234,000 | $ 468,000 | $ 0 | $ 402,000 | $ 0 | $ 0 | $ 0 | $ 0 | $ 0
Restricted stock unit activity |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nonvested at the beginning of the period (in shares) | 62,641 | 140,535 | 229,491 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Granted (in shares) | 172,104 | 37,442 | 42,000 |  | 5,000 | 5,985 | 56,233 | 44,268 | 30,000 | 13,500 | 3,750 | 25,000 | 1,000 | 15,000 | 106,625 | 130,950 | 101,700 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,688 | 27,930 | 20,192 | 16,000 | 16,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Vested restricted Stock Units (in shares) | (67,861) | (113,136) | (124,424) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Forfeited (in shares) | (25,411) | (2,200) | (6,532) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nonvested at the end of the period (in shares) | 141,473 | 62,641 | 140,535 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted Average Grant-Date Fair Value |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nonvested at the beginning of the period (in dollars per share) | $ 25.39 | $ 30.83 | $ 34.45 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Granted (in dollars per share) | $ 19.23 | $ 29.61 | $ 26.53 |  | $ 16.45 | $ 19.05 | $ 17.34 | $ 21.39 | $ 17.81 | $ 21.18 | $ 32.10 | $ 23.47 | $ 31.49 | $ 31.90 | $ 25.15 | $ 45.95 | $ 38.25 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 19.95 | $ 21.58 | $ 34.79 | $ 30.99 | $ 27.28 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Vested (in dollars per share) | $ 24.86 | $ 33.55 | $ 35.81 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Forfeited (in dollars per share) | $ 20.35 | $ 25.15 | $ 35.23 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nonvested at the end of the period (in dollars per share) | $ 19.19 | $ 25.39 | $ 30.83 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Additional disclosures |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Unrecognized stock-based compensation expense | $ 1,900,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Unrecognized stock-based compensation expense, period of recognition | 2 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

X
- Definition Represents the retirement age of employees specified under the share-based compensation plan. + References No definition available. + Details
Name: | hsc_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardRetirementAgeOfEmployee
Namespace Prefix: | hsc_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph g(1) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 14 -Section F Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph 64 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 14.F) -URI http://asc.fasb.org/extlink&oid=6793087&loc=d3e301413-122809 + Details
Name: | us-gaap_AllocatedShareBasedCompensationExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition As of the balance sheet date, the aggregate unrecognized cost of equity-based awards made to employees under equity-based compensation awards that have yet to vest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph h -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
Name: | us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAdditionalGeneralDisclosuresAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalDisclosuresAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(3) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph b(2)(e) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(3) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph b(2)(c) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph c(1) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph b(2)(c) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph b(2)(b) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph b(2)(a) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph b(2)(b) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph b(2)(a) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph b(2)(d) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph b(2)(d) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph a -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant