Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands		9 Months Ended
		Jun. 30, 2019	Jun. 30, 2018
Cash flows from operating activities:
Net income (loss)		$ 19,276	$ (4,139)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation		61,851	56,642
Amortization of intangible assets		42,873	89,611
Amortization of financing costs and original issue discount		2,790	8,080
Deferred taxes		(9,960)	(57,837)
Equity-based compensation	[1]	11,826	20,753
Realized loss on hedges		4,927	7,338
Provision for doubtful accounts		1,987	1,137
Other non-cash activities, net		(2,644)	2,281
Change in operating assets and liabilities:
Accounts receivable		(26,023)	(1,597)
Unbilled and deferred revenue		(15,573)	4,219
Inventories		(1,172)	4,290
Other operating assets		19,637	(11,073)
Accounts payable and other operating liabilities		(592)	3,945
Net cash provided by operating activities		109,203	123,650
Cash flows from investing activities:
Purchase of property and equipment		(77,225)	(71,743)
Proceeds from sale of property and equipment		6,760	3,946
Business acquisitions, net of cash acquired		(59,453)	(104,377)
Other investing activities, net		1,347	(403)
Net cash used in investing activities		(128,571)	(172,577)
Cash flows from financing activities:
Repayments of capital lease obligations		(4,085)	(4,786)
Repayments of debt		(125,370)	(64,820)
Proceeds from receivables financing agreement		115,000	70,000
Proceeds from revolving credit facility		10,000	55,000
Repurchase of common stock and distributions			(2,916)
Proceeds from issuance of common stock			99
Other financing activities, net		(459)
Net cash (used in) provided by financing activities		(4,914)	52,577
Net change in cash and cash equivalents		(24,282)	3,650
Cash and cash equivalents, beginning of period		35,224	12,779
Cash and cash equivalents, end of period		$ 10,942	$ 16,429

[1] Represents equity-based compensation expense recognized for equity incentive plans outstanding, including $7,328 related to the IPO during the nine months ended June 30, 2019.