Quarterly report pursuant to Section 13 or 15(d)

Shareholders' Equity Shareholders' Equity (Schedule of Accumulated Other Comprehensive Income(Loss)) (Details)

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Shareholders' Equity Shareholders' Equity (Schedule of Accumulated Other Comprehensive Income(Loss)) (Details) (USD $)
In Thousands, unless otherwise specified
6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Dec. 31, 2013
Dec. 31, 2012
Accumulated Other Comprehensive Income (Loss) [Abstract]        
Accumulated other comprehensive (loss) income as of January 1,     $ 354 $ (471)
Other comprehensive (loss) income before reclassifications (1,338) 2,593    
Amounts reclassified from accumulated other comprehensive income (loss) to interest expense in the consolidated statements of operations 546 0    
Income tax benefit (expense) 303 (975)    
Other comprehensive (loss) income, net of tax (489) 1,618    
Accumulated other comprehensive (loss) income $ (135) $ 1,147 $ 354