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Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $)
In Thousands
9 Months Ended
Sep. 30, 2011
Sep. 30, 2010
Cash flows from operating activities:  
Cash provided by operating activities$ 19,421$ 19,229
Cash flows from investing activities:  
Acquisition of property and equipment(4,140)(3,259)
Proceeds from sale of short-term investments1,018 
Proceeds from license downgrade 3,561
Purchases of short-term investments (2,005)
Other investing activities67153
Net cash used in investing activities(3,055)(1,550)
Cash flows from financing activities:  
Payments on long-term debt(111,850)(15,500)
Proceeds from long-term debt92,100 
Payments for debt issuance costs(1,149)(1,503)
Purchase of shares held in treasury(117)(78)
Net cash used in financing activities(21,016)(17,081)
Net (decrease) increase in cash and cash equivalents(4,650)598
Cash and cash equivalents, beginning of period12,19712,899
Cash and cash equivalents, end of period$ 7,547$ 13,497