XML 66 R27.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Earnings Per Share (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2012
Earnings Per Share [Abstract] |
Components of basic and diluted earnings per common share | Basic and diluted earnings per common share are as follows (in thousands, except per share data):
|  | Three Months Ended June 30, |  |  | Six Months Ended June 30, |
|  | 2012 |  |  | 2011 |  |  | 2012 |  |  | 2011 |
Net income attributable to common stockholders - Basic |  | $ | 13,178 |  |  | $ | 2,126 |  |  | $ | 16,784 |  |  | $ | 7,632 |
Impact of assumed conversions: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest on convertible notes |  |  | 570 |  |  |  | — |  |  |  | — |  |  |  | — |
Dividends on preferred stock |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 140 |
Net income attributable to common stockholders - Diluted |  | $ | 13,748 |  |  | $ | 2,126 |  |  | $ | 16,784 |  |  | $ | 7,772 |
Weighted average common shares outstanding - Basic |  |  | 48,227 |  |  |  | 44,749 |  |  |  | 47,890 |  |  |  | 41,180 |
Assumed conversions: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Incremental common shares from warrants |  |  | 1,657 |  |  |  | 1,900 |  |  |  | 1,678 |  |  |  | 2,724 |
Incremental common shares from stock options |  |  | 983 |  |  |  | 784 |  |  |  | 977 |  |  |  | 743 |
Incremental common shares from convertible preferred stock before conversion |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 876 |
Incremental common shares from restricted stock units |  |  | 73 |  |  |  | — |  |  |  | 41 |  |  |  | — |
Incremental common shares from convertible senior notes |  |  | 3,092 |  |  |  | — |  |  |  | — |  |  |  | — |
Weighted average common shares outstanding - Diluted |  |  | 54,032 |  |  |  | 47,433 |  |  |  | 50,586 |  |  |  | 45,523 |
Basic earnings per common share |  | $ | 0.27 |  |  | $ | 0.05 |  |  | $ | 0.35 |  |  | $ | 0.19 |
Diluted earnings per common share |  | $ | 0.25 |  |  | $ | 0.04 |  |  | $ | 0.33 |  |  | $ | 0.17 |

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

X
- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations. + References No definition available. + Details
Name: | us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration