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Consolidated Statements of Other Comprehensive Income (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Consolidated Statements of Other Comprehensive Income (Loss)
Net income	$ 19,827	$ 7,633	$ 43,524
Other comprehensive income (loss):
Unrealized gain (loss) on derivative financial instruments	4,496	(1,219)	94
Amortized gain on derivative financial instruments			983
Total other comprehensive income (loss)	4,496	(1,219)	1,077
Comprehensive income	$ 24,323	$ 6,414	$ 44,601

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Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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Net income after adjustments for dividends on preferred stock (declared in the period) and/or cumulative preferred stock (accumulated for the period).

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Amount after tax of reclassification adjustment from accumulated other comprehensive income of accumulated gain (loss) realized from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's deferred hedging gain (loss).

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