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Summary of Significant Accounting Policies:Inventory Valuation (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Inventory, Net [Abstract]
Finished goods and work in process	$ 533,772	$ 431,663
Logs	40,872	35,622
Other raw materials and supplies	37,056	36,195
Inventories	$ 611,700	$ 503,480

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- Definition

Carrying amount as of the balance sheet date of logs to be consumed in the manufacturing or production process.

+ References

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- Definition

The aggregated amount of merchandise or goods held by the entity and readily available for future sale plus items held by the entity which are partially complete or in the process of being readied for future sale. This amount is net of valuation reserves and adjustments.

+ References

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Aggregated amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed. This amount is net of valuation reserves and adjustments.

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