Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Cash flows from operating activities:
Net income	$ 8,462	$ 40,651
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation, amortization and accretion	4,515	4,539
Amortization of deferred financing costs	65	45
Deferred income tax expense (benefit)	5,387	(27,929)
Amortization of stock based compensation	437	225
Provisions for doubtful accounts, service credits and other	411	700
Settlement of non-cash transaction taxes	(123)	(119)
Loss/(Gain) on disposals of property and equipment	162	(13)
Changes in assets and liabilities:
Accounts receivable	358	(49)
Prepaid expenses, intangibles and other assets	118	(154)
Accounts payable and accrued liabilities	(3,680)	(5,046)
Customer deposits and deferred revenue	(171)	(161)
Net cash provided by operating activities	15,941	12,689
Cash flows from investing activities:
Purchases of property and equipment	(1,551)	(1,494)
Proceeds from disposals of property and equipment	8	11
Acquisitions, net of cash acquired		(134,217)
Net cash used in investing activities	(1,543)	(135,700)
Cash flows from financing activities:
Issuance of debt		24,044
Repayment of debt	(25,000)
Deferred financing costs		(1,339)
Cash dividends to stockholders	(5,535)	(5,531)
Net cash (used in) provided by financing activities	(30,535)	17,174
Net decrease in cash and cash equivalents	(16,137)	(105,837)
Cash and cash equivalents, beginning of period	53,655	129,220
Cash and cash equivalents, end of period	37,518	23,383
Supplemental disclosure:
Interest paid	220	263
Income taxes paid	224
Non-cash financing activities		$ 27,750