Arch Resources, Inc. Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term (Deprecated 2012-01-31)
Arch Resources, Inc. reported Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term (Deprecated 2012-01-31) of 4.5 years for the 12-month period ending 2011-12-31, per its 10-K/A filed 2012-04-23.
Discontinued › Notes › Compensation Related Costs
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedTerm · last filed 2012-04-23
- Arch Resources, Inc. share-based compensation arrangement by share-based payment award, fair value assumptions, expected term (deprecated 2012-01-31) for fiscal 2011 was 4.50 years, a 0.00% change from fiscal 2010.
- Arch Resources, Inc. share-based compensation arrangement by share-based payment award, fair value assumptions, expected term (deprecated 2012-01-31) for fiscal 2010 was 4.50 years, a 0.00% change from fiscal 2009.
- Arch Resources, Inc. share-based compensation arrangement by share-based payment award, fair value assumptions, expected term (deprecated 2012-01-31) for fiscal 2009 was 4.50 years.
| Period end | Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term (Deprecated 2012-01-31) 12 month |
|---|---|
| 2011-12-31 | 4.50 years 10-K/A · filed 2012-04-23 |
| 2010-12-31 | 4.50 years 10-K/A · filed 2012-04-23 |
| 2009-12-31 | 4.50 years 10-K/A · filed 2012-04-23 |