Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jun. 28, 2014	Dec. 28, 2013
Current assets:
Cash and cash equivalents	$ 27,614	$ 51,251
Accounts receivable, net of allowances of $5,890 at June 28, 2014 and $7,210 at December 28, 2013	65,183	57,856
Unbilled services	28,415	24,275
Prepaid expenses and other current assets	15,775	11,775
Deferred income taxes	17,579	17,806
Total current assets	154,566	162,963
Property and equipment, net	14,838	15,655
Goodwill	83,896	81,573
Intangible assets, net of accumulated amortization of $9,229 at June 28, 2014 and $8,392 at December 28, 2013	5,314	4,537
Deferred income taxes, net of current portion	187	955
Other assets	48,199	54,621
Total assets	307,000	320,304
Current liabilities:
Accounts payable	12,691	13,766
Accrued expenses	49,923	65,657
Deferred revenue and other liabilities	5,187	6,098
Deferred income taxes	88
Current portion of deferred rent	2,012	2,322
Current portion of deferred compensation	153	117
Total current liabilities	70,054	87,960
Notes payable	981	1,007
Deferred rent and facility-related non-current liabilities	2,552	3,669
Deferred compensation and other non-current liabilities	2,487	1,446
Deferred income taxes, net of current portion	1,798	1,585
Commitments and contingencies
Shareholders' equity:
Preferred stock, no par value; 1,000,000 shares authorized; none issued and outstanding
Common stock, no par value; 25,000,000 shares authorized; 9,851,935 shares and 10,048,611 shares issued and outstanding at June 28, 2014 and December 28, 2013, respectively	90,389	93,242
Retained earnings	140,578	133,980
Accumulated other comprehensive loss	(2,555)	(3,424)
Total CRA International, Inc. shareholders' equity	228,412	223,798
Noncontrolling interest	716	839
Total shareholders' equity	229,128	224,637
Total liabilities and shareholders' equity	$ 307,000	$ 320,304