Goodwill and Other Intangible Assets Other Intangible Assets (Details) (USD $) In Millions, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months	$ 3.4
Business Acquisition, Purchase Price Allocation, Amortizable Intangible Assets	34.1
Finite-Lived Intangible Assets, Amortization Expense, Year Two	3.4
Finite-Lived Intangible Assets, Amortization Expense, Year Three	4.2
Finite-Lived Intangible Assets, Amortization Expense, Year Four	4.2
Finite-Lived Intangible Assets, Amortization Expense, Year Five	4.2
Finite-Lived Intangible Assets, Net	66.8	68.3
Timber Licenses [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Net	66.7	68.2
Other Intangible Assets [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Net	$ 0.1	$ 0.1