Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Operating activities
Net income	$ 17,262	$ 22,623
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	14,624	14,178
Stock-based compensation	3,972	4,083
Investment (income)/loss	(653)	20
Deferred income taxes	(1,505)	(563)
Loss on disposals of long-lived assets	5,048	60
Loss on assets held for sale	822	0
Impairment of goodwill	4,735	0
Other	10	55
Changes in operating assets and liabilities:
Accounts receivable, net of allowance for bad debt	2,039	(2,787)
Prepaid expenses and other assets	5,146	(3,534)
Income tax receivable	(1,182)	813
Accounts payable and accrued liabilities	(2,791)	(866)
Deferred revenue	(4,839)	8,726
Net cash provided by operating activities	42,688	42,808
Investing activities
Capital expenditures	(9,670)	(19,564)
Equity investment	(950)	(319)
Dividends received from equity investment	2,957	0
Note receivable	0	(226)
Capitalized program development costs and other assets	(1,464)	(966)
Net cash used in investing activities	(9,127)	(21,075)
Financing activities
Cash paid for repurchase of common stock	(630)	(23,064)
Cash received from issuance of common stock	28	29
Excess tax benefit from stock-based compensation	(1,002)	(503)
Net cash used in financing activities	(1,604)	(23,538)
Net increase/(decrease) in cash and cash equivalents	31,957	(1,805)
Cash and cash equivalents at beginning of period	105,734	115,634
Cash and cash equivalents at end of period	137,691	113,829
Supplemental disclosure of cash flow information
Income taxes paid	$ 14,894	$ 14,246