12. Geographic and Group Information

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



	Quarter Ended				Nine Months Ended
	September 26,		September 27,		September 26,		September 27,
	2014		2013		2014		2013
Revenue:
North America	$	48,094	$	47,377	$	142,797	$	136,323
International (primarily European countries)		12,343		10,539		33,597		34,903
Total revenue	$	60,437	$	57,916	$	176,394	$	171,226

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



	September 26,		December 27,
	2014		2013
Long-lived assets:
North America	$	84,204	$	74,095
International (primarily European countries)		16,080		16,246
Total long-lived assets	$	100,284	$	90,341

As of September 26, 2014, foreign assets included $15.7 million of goodwill related to the REL and Archstone acquisitions. As of December 27, 2013, foreign assets included $15.8 million of goodwill related to the REL and Archstone acquisitions.

The Company’s revenue was derived from the following service groups (in thousands):



	Quarter Ended				Nine Months Ended
	September 26,		September 27,		September 26,		September 27,
	2014		2013		2014		2013

The Hackett Group	$	51,370	$	48,689	$	146,654	$	139,960
ERP Solutions		9,067		9,227		29,740		31,266
Total revenue	$	60,437	$	57,916	$	176,394	$	171,226