Consolidated Balance Sheets - USD ($) $ in Thousands	Jan. 01, 2021	Jan. 03, 2020
Current assets:
Cash and cash equivalents	$ 197,525	$ 176,436
Short-term investments	45,001	55,165
Accounts receivable, net of allowance for contract losses and doubtful accounts of $3,995 and $4,295, respectively	111,565	120,138
Prepaid expenses and other current assets	12,741	12,305
Total current assets	366,832	364,044
Property, equipment and leasehold improvements, net	59,823	61,587
Operating lease right-of-use asset	19,322	23,003
Goodwill	8,607	8,607
Deferred income taxes	40,539	36,821
Deferred compensation plan assets	83,731	68,400
Other assets	1,242	949
Total assets	580,096	563,411
Current liabilities:
Accounts payable and accrued liabilities	16,327	18,583
Accrued payroll and employee benefits	83,194	86,723
Deferred revenues	11,800	12,710
Operating lease liability	5,987	5,944
Total current liabilities	117,308	123,960
Other liabilities	2,986	2,669
Deferred compensation plan liabilities	83,961	68,373
Operating lease liability	14,343	18,158
Total liabilities	218,598	213,160
Commitments and contingencies (Note 13)
Stockholders’ equity:
Preferred stock, $0.001 par value; 2,000 shares authorized; no shares outstanding		0
Common stock, $0.001 par value; 120,000 shares authorized; 65,707 shares issued	66	66
Additional paid-in capital	265,328	244,935
Accumulated other comprehensive income/(loss)
Investment securities, available for sale	65	302
Foreign currency translation adjustments	(1,997)	(2,062)
Accumulated other comprehensive income (loss)	(1,932)	(1,760)
Retained earnings	421,809	384,668
Treasury stock, at cost: 13,903 and 13,951 shares held, respectively	(323,773)	(277,658)
Total stockholders’ equity	361,498	350,251
Total liabilities and stockholders’ equity	$ 580,096	$ 563,411