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Consolidated Statement of Shareholders' Equity (Parenthetical)
$ in Thousands
6 Months Ended
Jun. 30, 2015
USD ($)
Statement of Stockholders' Equity [Abstract]  
Adjustment to pension benefit liability, taxes $ 3
Adjustment to post-retirement health care benefit liability, taxes (47)
Reclassification of loss cash flow hedges, taxes $ 82