CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
CASH FLOWS FROM (USED IN) OPERATING ACTIVITIES:
Net income	$ 128,262	$ 115,269
Adjustments to reconcile net income to net cash flows from operating activities:
Depreciation of property and equipment	74,330	75,938
Amortization of definite-lived intangible and other assets	137,197	119,439
Amortization of program contract costs and net realizable value adjustments	96,722	90,014
Loss on extinguishment of debt, non-cash portion	3,875	0
Stock-based compensation expense	13,470	14,778
Deferred tax benefit	6,631	(19,623)
Change in assets and liabilities, net of acquisitions:
(Increase) decrease in accounts receivable	(77,118)	563
Increase in prepaid expenses and other current assets	(4,344)	(11,643)
Increase in accounts payable and accrued liabilities	36,286	8,128
Net change in net income taxes payable/receivable	(8,411)	5,623
Payments on program contracts payable	(84,625)	(82,594)
Other, net	7,985	(2,171)
Net cash flows from operating activities	330,260	313,721
CASH FLOWS FROM (USED IN) INVESTING ACTIVITIES:
Acquisition of property and equipment	(68,601)	(72,476)
Acquisition of businesses, net of cash acquired	(425,856)	(15,514)
Purchase of alarm monitoring contracts	(29,143)	(31,340)
Proceeds from sale of assets	16,396	23,650
Investments in equity and cost method investees	(34,224)	(43,068)
Loans to affiliates	(19,500)	0
Other, net	3,401	11,215
Net cash flows used in investing activities	(557,527)	(127,533)
CASH FLOWS FROM (USED IN) FINANCING ACTIVITIES:
Proceeds from notes payable and commercial bank financing	1,011,312	379,481
Repayments of notes payable, commercial bank financing and capital leases	(653,987)	(375,104)
Dividends paid on Class A and Class B Common Stock	(49,667)	(47,104)
Repurchase of outstanding Class A Common Stock	(101,164)	(28,823)
Payments for deferred financing cost	(15,598)	(3,847)
Other, net	(9,056)	(9,084)
Net cash flows from (used in) financing activities	181,840	(84,481)
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS	(45,427)	101,707
CASH AND CASH EQUIVALENTS, beginning of period	149,972	17,682
CASH AND CASH EQUIVALENTS, end of period	$ 104,545	$ 119,389