CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Current assets:
Cash and cash equivalents	$ 132,790	$ 117,605
Restricted cash	128	199
Accounts receivable, less allowance for doubtful accounts of $4,968 and $4,798 at September 30, 2013 and December 31, 2012, respectively	88,746	69,107
Other receivables	11,497	10,288
Prepaid expenses	17,321	14,167
Other current assets	1,715	1,366
Income taxes recoverable	6,803	5,651
Deferred income taxes	8,711	7,899
Total current assets	267,711	226,282
Non-current assets:
Property and equipment, net	35,721	42,362
Restricted cash	7,990	7,968
Assets designated for retirement and pension plans	23,104	22,763
Investments	13,182	11,902
Other non-current assets	5,715	5,301
Goodwill	120,696	120,940
Other intangible assets, net	27,606	32,020
Deferred income taxes	24,079	25,454
Total non-current assets	258,093	268,710
Total assets	525,804	494,992
Current liabilities:
Current portion of debt	6,000
Accounts payable	5,622	8,657
Accrued salaries and employee benefits	88,508	102,597
Other current liabilities	48,634	40,390
Income taxes payable	7,015	709
Deferred income taxes	34	43
Total current liabilities	155,813	152,396
Non-current liabilities:
Non-current debt, less current maturities	31,000
Retirement and pension plans	39,009	37,247
Other non-current liabilities	52,818	56,943
Deferred income taxes	137	59
Total non-current liabilities	122,964	94,249
Total liabilities	278,777	246,645
Commitments and contingencies (Note 18)
Stockholders' equity:
Preferred stock, $.01 par value, 10,000,000 shares authorized, no shares issued at September 30, 2013 and December 31, 2012
Common stock, $.01 par value, 100,000,000 shares authorized, 19,585,777 shares issued, 18,111,976 and 17,993,652 shares outstanding at September 30, 2013 and December 31, 2012, respectively	196	196
Treasury stock at cost, 1,473,801 and 1,592,125 shares at September 30, 2013 and December 31, 2012, respectively	(48,554)	(52,523)
Additional paid in capital	231,921	234,010
Retained earnings	49,414	51,704
Accumulated other comprehensive income	14,050	14,960
Total stockholders' equity	247,027	248,347
Total liabilities and stockholders' equity	$ 525,804	$ 494,992