10. Geographic and Group Information

Revenue, which is primarily based on the country of the contracting entity was attributed to the following geographical areas (in thousands):



	Quarter Ended
	March 31,		April 1,
	2017		2016
Revenue:
North America	$	58,620	$	59,517
International (primarily European countries)		12,809		9,261
Total revenue	$	71,429	$	68,778

Long-lived assets are attributable to the following geographic areas (in thousands):



	March 31,		December 30,
	2017		2016
Long-lived assets:
North America	$	78,725	$	78,200
International (primarily European countries)		12,445		12,286
Total long-lived assets	$	91,170	$	90,486

As of March 31, 2017 and December 30, 2016, foreign assets included $12.1 million and $11.9 million, respectively, of goodwill related to acquisitions.

In the following table, the Hackett Group service group encompasses Benchmarking, Business Transformation, Executive Advisory and EPM and EPM Application Maintenance and Support groups. The ERP Solutions service group encompasses SAP ERP Implementation and SAP Maintenance groups (in thousands):



	Quarter Ended
	March 31,		April 1,
	2017		2016

The Hackett Group	$	60,249	$	57,945
ERP Solutions		11,180		10,833
Total revenue	$	71,429	$	68,778