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Borrowings (Senior Secured Revolving Credit Facility) (Details) (USD $)
In Thousands, unless otherwise specified |
9 Months Ended | 0 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
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Sep. 30, 2012
Regions Bank [Member]
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Sep. 30, 2012
Minimum [Member]
Regions Bank [Member]
|
Sep. 30, 2012
Maximum [Member]
Regions Bank [Member]
|
Sep. 30, 2012
Revolving Credit Facility [Member]
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Dec. 31, 2011
Revolving Credit Facility [Member]
|
Sep. 30, 2012
Revolving Credit Facility [Member]
Regions Bank [Member]
|
Jun. 20, 2012
Revolving Credit Facility [Member]
Regions Bank [Member]
|
Jun. 19, 2012
Revolving Credit Facility [Member]
Regions Bank [Member]
|
Dec. 31, 2011
Maturity of September 25, 2012 [Member]
Revolving Credit Facility [Member]
Regions Bank [Member]
|
Oct. 31, 2012
Amendment to Credit Facility [Member]
Revolving Credit Facility [Member]
Regions Bank [Member]
|
Nov. 07, 2012
Issuance of Debt [Member]
Revolving Credit Facility [Member]
Regions Bank [Member]
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|
| Line of Credit Facility [Line Items] | |||||||||||
| Maximum borrowing capacity | $ 200,000 | ||||||||||
| Current borrowing capacity | 60,000 | 45,000 | 80,000 | ||||||||
| Interest rate at period end (as a percent) | 2.97% | ||||||||||
| Basis Spread on LIBOR (as a percent) | 2.50% | 3.00% | |||||||||
| Unused capacity, commitment fee (as a percent) | 0.50% | ||||||||||
| Line of Credit Facility, Amount Outstanding | 40,000 | 0 | 44,000 | ||||||||
| Line of Credit Facility, Increase, Additional Borrowings | $ 4,000 | ||||||||||