|
Income Taxes Schedule of Deferred Tax Assets and Liabilities (Details) (USD $)
In Thousands, unless otherwise specified |
Dec. 31, 2012
|
Dec. 31, 2011
|
|---|---|---|
| Deferred Tax Assets and Liabilities [Line Items] | ||
| Deferred Tax Assets, Derivative Instruments | $ 13,505 | $ 7,429 |
| Deferred Tax Assets, Unrealized Losses on Trading Securities | (1,972) | (1,038) |
| Deferred Tax Assets, Goodwill and Intangible Assets | 148 | 0 |
| Deferred Tax Assets, Operating Loss Carryforwards | 17,931 | 0 |
| Deferred Tax Assets, Capital Loss Carryforwards | 14,572 | 0 |
| Deferred Tax Assets, Net | $ 44,184 | $ 6,391 |
| X | ||||||||||
|
- Details
|
| X | ||||||||||
|
- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible capital loss carryforwards. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from derivative instruments. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from intangible assets including goodwill. No definition available.
|
| X | ||||||||||
|
- Definition
Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards, net of deferred tax liability attributable to taxable temporary differences. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from unrealized losses on trading securities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|