|
Stock-Based Compensation (Narrative) (Details) (USD $)
|
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
|
Sep. 30, 2013
|
Sep. 30, 2012
|
Sep. 30, 2013
|
Sep. 30, 2012
|
|
| Share-based Compensation [Abstract] | ||||
| Stock options issued | 0 | 0 | 0 | 0 |
| Stock-based compensation expense | $ 1,600,000 | $ 1,200,000 | $ 4,600,000 | $ 3,400,000 |
| Capitalized stock-based compensation | 646,000 | 463,000 | 1,848,000 | 1,371,000 |
| Unrecognized compensation expense | $ 10,000,000 | $ 10,000,000 | ||
| Weighted average period | 1 year 7 months 28 days | |||
| X | ||||||||||
|
- Definition
Non-cash stock based compensation capitalized. No definition available.
|
| 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. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| 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. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| 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. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Details
|
| X | ||||||||||
|
- Definition
Net number of share options (or share units) granted during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|