Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2013

Fair Value Disclosures [Abstract]

Fair value of assets and liabilities measured on a recurring basis

Information regarding these items measured at fair value, both of which are classified within Level 2 of the fair value hierarchy, is presented below (in thousands):

	AFS Investments			Interest Rate Swaps			Total
Fair value at December 31, 2011	$	51,693		$	(7,012	)	$	44,681
Investment accretion	3,111			—			3,111
Unrealized losses included in interest expense	—			(48		)	(48		)
Losses on interest rate swaps reclassified into interest expense from accumulated other comprehensive loss	—			1,673			1,673
Unrealized gains (losses) included in equity and partners’ capital	4,341			(2,581		)	1,760
Fair value at December 31, 2012	$	59,145		$	(7,968	)	$	51,177
Investment accretion	3,451			—			3,451
Unrealized losses included in interest expense	—			(48		)	(48		)
Losses on interest rate swaps reclassified into interest expense from accumulated other comprehensive loss	—			1,678			1,678
Unrealized (losses) gains included in equity and partners’ capital	(4,188		)	1,734			(2,454		)
Fair value at December 31, 2013	$	58,408		$	(4,604	)	$	53,804