CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2012	Dec. 31, 2011
CURRENT ASSETS:
Cash and cash equivalents	$ 27,606	$ 26,524
Accounts receivable, less allowance of $17,027 and $20,194 at March 31, 2012 and December 31, 2011, respectively	17,229	19,696
Inventories	2,964	3,051
Prepaid income taxes	14,092	11,743
Deferred income taxes, net	8,439	8,725
Prepaid expenses and other current assets	2,135	2,919
Total current assets	72,465	72,658
PROPERTY, EQUIPMENT AND FACILITIES - At cost, net of accumulated depreciation and amortization of $129,085 and $122,274 at March 31, 2012 and December 31, 2011, respectively	175,300	180,014
OTHER ASSETS:
Noncurrent receivables, less allowance of $1,587 and $1,664 at March 31, 2012 and December 31, 2011, respectively	5,312	5,572
Deferred income taxes, net	1,520	1,877
Goodwill	97,371	97,371
Other assets, net	4,384	4,759
Total other assets	108,587	109,579
TOTAL	356,352	362,251
CURRENT LIABILITIES:
Current portion of long-term debt and lease obligations	450	481
Unearned tuition	41,772	43,242
Accounts payable	14,069	15,468
Accrued expenses	12,869	11,296
Other short-term liabilities	392	631
Total current liabilities	69,552	71,118
NONCURRENT LIABILITIES:
Long-term debt and lease obligations, net of current portion	35,924	36,027
Pension plan liabilities, net	6,648	6,594
Accrued rent	8,677	8,365
Other long-term liabilities	1,073	1,122
Total liabilities	121,874	123,226
COMMITMENTS AND CONTINGENCIES
STOCKHOLDERS' EQUITY:
Preferred stock, no par value - 10,000,000 shares authorized, no shares issued and outstanding at March 31, 2012 and December 31, 2011	0	0
Common stock, no par value - authorized 100,000,000 shares at March 31, 2012 and December 31, 2011, issued and outstanding 28,613,615 shares at March 31, 2012 and 28,548,274 shares at December 31, 2011	141,377	141,377
Additional paid-in capital	19,632	19,535
Treasury stock at cost - 5,910,541 shares at March 31, 2012 and December 31, 2011, respectively	(82,860)	(82,860)
Retained earnings	163,045	167,689
Accumulated other comprehensive loss	(6,716)	(6,716)
Total stockholders' equity	234,478	239,025
TOTAL	$ 356,352	$ 362,251