The aggregate amount of receivables to be collected from related parties where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth, at the financial statement date. which are usually due within one year (or one business cycle).

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Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates.

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Transactions with Affiliates (Details) (USD $) In Millions, unless otherwise specified			3 Months Ended
	Mar. 31, 2014	Dec. 31, 2013	Mar. 31, 2014 AbitibiBowater-LP [Member]	Mar. 31, 2013 AbitibiBowater-LP [Member]	Mar. 31, 2014 AbitibiBowater-LP [Member] I Joist [Member]	Mar. 31, 2013 AbitibiBowater-LP [Member] I Joist [Member]	Mar. 31, 2013 Canfor-LP [Member] OSB [Member]
Related Party Transaction [Line Items]
Ownership in affiliates	50.00%
Revenue from affiliates			$ 2.5	$ 3.5
Expenses from affiliates					12.2	11.0	60.2
Due from affiliates	$ 1.4	$ 0.8