Consolidated Statements of Income and Comprehensive Income (Parentheticals) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Statement of Comprehensive Income [Abstract]
Discontinued operation tax effect of discontinued operation	$ (21,050)	$ (3,648)	$ 331
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Tax	(248)	0	0
Amortization of losses and gains from pension and postretirement benefit plans, income tax (expense) benefit	$ (27,786)	$ (339)	$ 20,665