Basis of Presentation and Nature of Operations (Tables)

9 Months Ended

Sep. 30, 2013

Accounting Changes and Error Corrections [Abstract]

Schedule of Error Corrections and Prior Period Adjustments [Table Text Block]

The effect of the immaterial corrections on the consolidated balance sheet as of December 31, 2012 are as follows (in thousands):

		As Reported		Correction		As Revised
Deferred tax assets	$	29,113	$	3,088	$	32,201
Total current assets		438,300		3,088		441,388
Total assets	$	1,595,918	$	3,088	$	1,599,006
Accrued expenses	$	77,716	$	3,360	$	81,076
Other long-term liabilities		13,667		1,565		15,232
Total liabilities		1,221,671		4,925		1,226,596
Additional paid-in capital		355,687		3,473		359,160
Retained earnings		34,513		(5,310)		29,203
Total stockholders' equity		374,247		(1,837)		372,410
Total liabilities and stockholders' equity	$	1,595,918	$	3,088	$	1,599,006

The effect of the corrections on the Company’s consolidated statements of operations and comprehensive income for the three and nine months ended September 30, 2012 are as follows:

		As Reported		Correction		As Revised
For the three months ended September 30, 2012
Total revenues	$	340,400	$	—	$	340,400
Total expenses		315,150		(321)		314,829
Operating income		25,250		(321)		25,571
Income (loss) from continuing operations before income taxes		10,440		321		10,761
Net income (loss)	$	6,464	$	199	$	6,663
For the nine months ended September 30, 2012
Total revenues	$	1,072,815	$	—	$	1,072,815
Total expenses		964,609		2,252		966,861
Operating income		108,206		2,252		105,954
Income (loss) from continuing operations before income taxes		63,728		(2,252)		61,476
Net income (loss)	$	40,832	$	(1,443)	$	39,389