Goodwill

The changes in the carrying amount of goodwill by reporting unit during the six months ended June 30, 2018 were as follows:



	Carrying Value					Carrying Value
	December 31, 2017		Foreign Currency Translation			June 30, 2018
	(In thousands)
Western Hemisphere	$	39,158	$	(278	)	$	38,880
Eastern Hemisphere	8,466		(304		)	8,162
Asia-Pacific	—		—			—
Total	$	47,624	$	(582	)	$	47,042

The Company performs its annual impairment tests of goodwill as of October 1 or when there is an indication an impairment may have occurred.