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Employee Benefit Plans (Other Changes in Plan Assets and Benefit Obligations) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012
Compensation and Retirement Disclosure [Abstract]
Current year actuarial loss	$ (1,489)
Amortization of actuarial loss	2,876
Total recognized in other comprehensive loss	1,387
Estimated portion of net actuarial loss in accumulated other comprehensive loss	$ 2,900

The amounts in accumulated other comprehensive income related to gains and losses that are not recognized immediately and are expected to be recognized as components of net periodic benefit cost over the next fiscal year that follows the most recent annual statement of financial position presented.

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