The loss (gain) resulting from the write-down of the carrying value of assets classified as a disposal group, but one which is not further classified as a discontinued operation, to fair value less cost to sell. A (gain) results from a subsequent increase in fair value less cost to sell, but not in excess of the cumulative loss previously recognized. For example, the write-down of a disposal group subject to a plan of sale, which was not sold in the current period, to its held-for-sale value. The loss (gain) is included in income from continuing operations before income taxes in the income statement.

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The sum of the current income tax expense or benefit and the deferred income tax expense or benefit pertaining to continuing operations.

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- Definition

Amount charged against earnings in the period for incurred and estimated costs associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, excluding asset retirement obligations.

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- Definition

Amount of any reversal and other adjustment made during the period to the amount of a previously accrued liability for a specified type of restructuring cost, excluding adjustments for costs incurred during the period, costs settled during the period, and foreign currency translation adjustments.

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Changes in Operations (Details 3)	12 Months Ended			1 Months Ended	3 Months Ended	12 Months Ended
Changes in Operations (Details 3)	Dec. 31, 2011 USD ($)	Dec. 31, 2010 USD ($)	Dec. 31, 2009 USD ($)	Jun. 30, 2009 HCRY [Member] USD ($)	Sep. 30, 2010 HCRY [Member] USD ($)	Dec. 31, 2011 HCRY [Member] USD ($)	Dec. 31, 2011 HCRY [Member] CAD
Restructuring Cost and Reserve [Line Items]
HCRY impairment and restructuring charges, net of tax				$ 5,400,000
HCRY loss on write-down				6,700,000
Restructuring charges	0	(2,349,000)	2,288,000	2,300,000
HCRY income tax benefit				(3,600,000)
Amounts pledged by the governments						29,000,000	30,000,000
Expected payments for capital improvements						3,000,000	3,000,000
Reversal of accrued restructuring charges					2,300,000
Reversal of accrued restructuring charges after tax					$ 1,500,000