Valuation and Qualifying Accounts Valuation and Qualifying Accounts (Tables)

12 Months Ended

Dec. 31, 2012

Valuation and Qualifying Accounts [Abstract]

Summary of Valuation Allowance [Table Text Block]



Description	Balance at beginning of period		Other adjustments			Additions charged to costs and expenses		Balance at end of period noncurrent
	(in thousands)
Year ended December 31, 2012:
Deferred tax assets valuation allowance	$	29,953	$	(481	)	$	88	$	29,560
Year ended December 31, 2011:
Deferred tax assets valuation allowance	$	24,600	$	(3,165	)	$	8,518	$	29,953

- Definition

Tabular disclosure of valuation allowances to reduce deferred tax assets to net realizable value, including identification of the deferred tax asset more likely than not will not be fully realized and the corresponding amount of the valuation allowance.

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