Consolidated Balance Sheets (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Current assets:    
Cash and cash equivalents $ 207,003 $ 212,526
Restricted cash 25,934 36,946
Investments 12,051 65,901
Accounts receivable, net 21,274 22,953
Student loans receivable, net 1,003 1,043
Deferred income taxes 21,301 16,683
Prepaid expenses and other current assets 22,818 21,563
Total current assets 311,384 377,615
Property and equipment, net 78,219 91,425
Investments 111,557 41,062
Student loans receivable, net 9,510 11,785
Goodwill and intangibles, net 24,775 26,878
Deferred income taxes 20,175 18,507
Other long-term assets 2,475 2,740
Total assets 558,095 570,012
Current liabilities:    
Accounts payable 1,013 5,195
Accrued liabilities 51,403 54,290
Deferred revenue and student deposits 108,048 132,791
Total current liabilities 160,464 192,276
Rent liability 22,098 23,927
Other long-term liabilities 9,652 9,271
Total liabilities 192,214 225,474
Commitments and contingencies (see Note 20)      
Preferred stock, $0.01 par value:    
20,000 shares authorized; zero shares issued and outstanding at both December 31, 2014, and December 31, 2013 0 0
Common stock, $0.01 par value:    
300,000 shares authorized; 62,957 issued and 45,400 outstanding at December 31, 2014; 62,331 issued and 44,774 outstanding at December 31, 2013 630 623
Additional paid-in capital 180,720 168,829
Retained earnings 521,775 512,107
Accumulated other comprehensive gain (175) 48
Treasury stock, 17,557 shares at cost at both December 31, 2014, and December 31, 2013 (337,069) (337,069)
Total stockholders' equity 365,881 344,538
Total liabilities and stockholders' equity $ 558,095 $ 570,012