Goodwill Goodwill (Tables)

12 Months Ended

Dec. 31, 2012

Goodwill [Abstract]

Schedule of Goodwill [Table Text Block]

Changes in the carrying value of goodwill for the years ended December 31, 2012, 2011 and 2010 are as follows:

	(In thousands)
Balance at January 1, 2010	$	113,701
Consideration paid related to prior business acquisitions	1,262
Balance at December 31, 2010	114,963
Consideration paid related to prior business acquisitions	829
Acquisition of ICG	480,311
Balance at December 31, 2011	596,103
Impairment	(330,680		)
Balance at December 31, 2012	$	265,423