Derivatives (Tables)

3 Months Ended

Mar. 31, 2012

Derivatives [Abstract]

Summary of derivatives and fair values

Hedge Product	Notional Amount		Strike			Trade Date		Maturity Date		Fair Value As  of March 31, 2012			Fair Value As  of December 31, 2011
Derivatives not designated as hedging instruments:
Series F Agreement*	$	50,000		5.2175	%		October 2008		October 1, 2013	$	(1,251	)	$	(1,667	)

* Fair value excludes quarterly settlement payment due on Series F Agreement. As of March 31, 2012 and December 31, 2011, the outstanding payable was $292 and $280, respectively.

Summary of the impact of the derivatives in cash flow hedging relationships on the statement of operations and the statement of OCI

Interest Rate Products	Location on Statement	Three Months Ended
		March 31, 2012			March 31, 2011
Amortization Reclassified from OCI into Income	Interest Expense	$	(540	)	$	(556	)

Fair Value Measurements on a Recurring Basis

Description	Fair Value			Fair Value Measurements at Reporting Date Using:
				Quoted Prices in Active  Markets for Identical Assets (Level 1)		Significant Other Observable  Inputs (Level 2)		Unobservable Inputs (Level 3)
Liabilities:
Series F Agreement at March 31, 2012	$	(1,251	)		—		—	$	(1,251	)
Series F Agreement at December 31, 2011	$	(1,667	)		—		—	$	(1,667	)

Quantitative information about Level 3 fair value measurements

Quantitative Information about Level 3 Fair Value Measurements:
Description	Fair Value at March 31, 2012			Valuation Technique	Unobservable Inputs	Range
Series F Agreement	$	(1,251	)	Discounted Cash Flow	Long Dated Treasuries (A)	3.32%-3.58%
					Own Credit Risk (B)	1.51%-2.85%

(A) Represents the forward 30 year Treasury CMT Rate.

(B) Represents credit default swap spread curve used in the valuation analysis.

Reconciliation of liabilities classified as Level 3

	Fair Value  Measurements Using Significant Unobservable Inputs (Level 3) Derivatives
Ending liability balance at December 31, 2011	$	(1,667	)
Total unrealized gains:
Mark-to-Market of the Series F Agreement		416
Ending liability balance at March 31, 2012	$	(1,251	)