|
Notes Payable (Details) (USD $)
In Thousands, unless otherwise specified |
6 Months Ended | |
|---|---|---|
|
Jun. 30, 2012
|
Jun. 30, 2011
|
|
| Debt Instrument [Line Items] | ||
| Repayments of unsecured debt | $ 50,000 | $ 93,862 |
| Debt instrument, interest rate, stated percentage | 3.875% | |
|
Unsecured Debt [Member] | 5.05% Unsecured Notes [Member]
|
||
| Debt Instrument [Line Items] | ||
| Repayments of unsecured debt | $ 50,000 | |
| Debt instrument, interest rate, stated percentage | 5.05% | |
| X | ||||||||||
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- Definition
Interest rate stated in the contractual debt agreement. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
The cash outflow to repay long-term debt that is not secured by collateral. Excludes repayments of tax exempt unsecured debt. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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