CONSOLIDATED BALANCE SHEETS (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2013
Dec. 31, 2012
CURRENT ASSETS:    
Cash and cash equivalents $ 47,330 $ 84,520
Short-term investments   314
Accounts receivable (less allowances of $2,786 in 2013 and $2,499 in 2012) 90,180 97,583
Deferred income taxes 864 864
Other current assets (includes restricted cash of $1,932 in 2013 and $1,917 in 2012) 21,207 21,997
Total current assets 159,581 205,278
Property and equipment, net 65,413 66,169
Goodwill 368,755 369,137
Intangible assets, net 172,397 180,156
Deferred income taxes 171 171
Other non-current assets (includes restricted cash of $4,005 in 2013 and $4,178 in 2012) 17,223 16,300
Total assets 783,540 837,211
CURRENT LIABILITIES:    
Current portion of long-term debt 35,650 76,950
Accounts payable 6,497 7,794
Accrued liabilities 33,484 38,291
Deferred income taxes 37 37
Deferred revenue 1,916 1,627
Total current liabilities 77,584 124,699
Long-term debt, net of current portion 367,472 376,968
Deferred income taxes 29,669 28,028
Other non-current liabilities 17,121 16,322
Total liabilities 491,846 546,017
STOCKHOLDERS' EQUITY:    
Preferred stock, $0.001 par value-Authorized 15,000 shares; issued and outstanding-none      
Common stock, $0.001 par value-Authorized 200,000 shares; 29,173 issued and 27,669 outstanding at March 31, 2013; 29,163 issued and 27,659 outstanding at December 31, 2012 29 29
Treasury stock, at cost (35,548) (35,548)
Additional capital 650,826 647,515
Accumulated other comprehensive loss (3,338) (1,655)
Accumulated deficit (320,275) (319,147)
Total stockholders' equity 291,694 291,194
Total liabilities and stockholders' equity $ 783,540 $ 837,211