CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Cash flows from operating activities:
Net income	$ 20,606	$ 26,174
Adjustments to reconcile net income to net cash flows provided by operating activities:
Depreciation and amortization	52,913	43,813
Provision for doubtful accounts	1,058	711
Amortization and write off of debt discount and debt issuance costs	372	424
Stock-based compensation	5,032	3,832
Deferred income taxes	(8,775)
Income from discontinued operations, net of tax		(390)
Bargain purchase gain	(7,304)
(Gain) Loss on disposition of long-lived assets	27	(2,823)
Impairment of long-lived assets	11,425
Loss on deconsolidation of subsidiary		19,937
Changes in operating assets and liabilities, excluding the effects of acquisitions:
Accounts receivable	(2,234)	3,832
Materials and supplies, prepayments, and other current assets	(9,471)	(5,563)
Accounts payable and accrued liabilities, advance payments and deposits and other current liabilities	(2,854)	399
Accrued taxes	21,886	27,684
Other assets	(2,169)	(35)
Other liabilities	11,593	(5,450)
Net cash provided by operating activities of continuing operations	92,105	112,545
Net cash provided by operating activities of discontinued operations		566
Net cash provided by operating activities	92,105	113,111
Cash flows from investing activities:
Capital expenditures	(78,455)	(46,031)
Purchase of marketable securities	(2,000)
Acquisition of businesses, net of acquired cash of $12.6 million and $6.6 million	(145,454)	(11,968)
Purchases of spectrum licenses and other intangible assets, including deposits	(10,860)
Acquisition of non-controlling interest in subsidiary	(7,045)
Purchase of short-term investments	7,422
Change in restricted cash	(28,287)	39,368
Proceeds from disposition of long-lived assets	1,424	5,873
Net cash used in investing activities of continuing operations	(278,099)	(12,758)
Cash flows from financing activities:
Dividends paid on common stock	(15,469)	(13,920)
Borrowings - Acquisition	60,000
Distribution to non-controlling stockholders	(7,667)	(11,363)
Payment of debt issuance costs	(494)	(30)
Proceeds from stock option exercises	612	1,686
Principal repayments of term loan	(7,982)	(4,482)
Purchase of common stock	(3,997)	(1,568)
Repurchases of non-controlling interests	(767)
Investments made by minority shareholders in consolidated affiliates	22,409	905
Net cash provided by (used in) financing activities	46,645	(28,772)
Effect of foreign currency exchange rates on cash and cash equivalents	(263)
Net change in cash and cash equivalents	(139,612)	71,581
Cash and cash equivalents, beginning of period	392,045	326,216
Cash and cash equivalents, end of period	$ 252,433	$ 397,797