Contingencies (Abandoned Property Audit) (Details) (USD $)	3 Months Ended	12 Months Ended
	Jun. 30, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Loss Contingencies [Line Items]
Loss Contingency Accrual, Payments	$ 4,500,000
Contingency expense		0	1,781,000	0
Selling, General and Administrative Expenses
Loss Contingencies [Line Items]
Contingency expense			$ 1,800,000