CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
CURRENT ASSETS:
Cash and cash equivalents	$ 17,289	$ 61,708
Accounts receivable, less allowance of $15,711 and $17,751 at March 31, 2013 and December 31, 2012, respectively	15,733	17,370
Inventories	2,696	2,677
Prepaid income taxes and income taxes receivable	10,662	7,085
Deferred income taxes, net	7,541	7,729
Prepaid expenses and other current assets	3,101	2,944
Total current assets	57,022	99,513
PROPERTY, EQUIPMENT AND FACILITIES - At cost, net of accumulated depreciation and amortization of $139,648 and $137,834 at March 31, 2013 and December 31, 2012, respectively	146,937	154,096
OTHER ASSETS:
Noncurrent receivables, less allowance of $1,156 and $1,078 at March 31, 2013 and December 31, 2012, respectively	6,550	6,109
Deferred finance charges	705	774
Deferred income taxes, net	17,917	17,065
Goodwill	65,527	65,527
Other assets, net	4,000	3,690
Total other assets	94,699	93,165
TOTAL	298,658	346,774
CURRENT LIABILITIES:
Current portion of long-term debt and lease obligations	415	412
Unearned tuition	32,578	34,648
Accounts payable	11,992	13,500
Accrued expenses	11,710	9,746
Other short-term liabilities	229	268
Total current liabilities	56,924	58,574
NONCURRENT LIABILITIES:
Long-term debt and lease obligations, net of current portion	35,510	73,115
Pension plan liabilities	6,616	6,901
Accrued rent	8,433	8,663
Other long-term liabilities	1,023	1,044
Total liabilities	108,506	148,297
COMMITMENTS AND CONTINGENCIES
STOCKHOLDERS' EQUITY:
Preferred stock, no par value - 10,000,000 shares authorized, no shares issued and outstanding at March 31, 2013 and December 31, 2012	0	0
Common stock, no par value - authorized 100,000,000 shares at March 31, 2013 and December 31, 2012, issued and outstanding 29,569,293 shares at March 31, 2013 and 29,659,457 shares at December 31, 2012	141,377	141,377
Additional paid-in capital	23,345	22,677
Treasury stock at cost - 5,910,541 shares at March 31, 2013 and December 31, 2012	(82,860)	(82,860)
Retained earnings	114,916	124,059
Accumulated other comprehensive loss	(6,626)	(6,776)
Total stockholders' equity	190,152	198,477
TOTAL	$ 298,658	$ 346,774