Employee Severance Benefits (Tables)

12 Months Ended

Dec. 31, 2013

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Employee Severance Benefits by Segment

The employee severance benefits by segment were as follows:

	2012		2013
Expenses incurred:
TCA	$	1,877	$	14,017

Provision for Employee Severance Benefits

	2012			2013
Provision for employee severance benefits:
Balance at January 1	$	—		$	300
Provision for the year		1,877			14,017
Payments during the year		(1,577	)		(3,314	)
Balance at December 31	$	300		$	11,003