Condensed consolidated statements of cash flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Cash flows from operating activities:
Net (loss) income	$ (21,602)	$ 71,466
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	25,800	20,484
Amortization of deferred financing costs	3,187	2,664
Amortization of asset retirement obligations	33	168
Deferred tax (benefit) expense	(3,713)	8,854
(Gain) loss on re-measurement of tax benefit arrangement	(502)	4,852
Provision for bad debts	(28)	(10)
Equity-based compensation	2,493	2,279
Other	434	(515)
Changes in operating assets and liabilities, excluding effects of acquisitions:
Accounts receivable	26,917	12,465
Inventory	(1,900)	2,608
Other assets and other current assets	(16,323)	(9,288)
National advertising fund	(7,941)	(5,096)
Accounts payable and accrued expenses	(22,354)	(20,831)
Other liabilities and other current liabilities	1,472	1,777
Income taxes	(4,485)	1,987
Payable pursuant to tax benefit arrangements	0	(17,476)
Equipment deposits	824	(532)
Deferred revenue	3,820	6,631
Leases and deferred rent	884	17
Net cash (used in) provided by operating activities	(12,984)	82,504
Cash flows from investing activities:
Additions to property and equipment	(21,161)	(18,925)
Acquisition of franchises	0	(14,801)
Proceeds from sale of property and equipment	169	54
Net cash used in investing activities	(20,992)	(33,672)
Cash flows from financing activities:
Principal payments on capital lease obligations	(84)	(27)
Proceeds from borrowings under Variable Funding Notes	75,000	0
Repayment of long-term debt	(8,750)	(6,000)
Proceeds from issuance of Class A common stock	1,583	1,520
Dividend equivalent payments	(174)	(138)
Distributions to Continuing LLC Members	(1,600)	(3,742)
Net cash provided by (used in) financing activities	65,975	(8,387)
Effects of exchange rate changes on cash and cash equivalents	(834)	542
Net increase in cash, cash equivalents and restricted cash	31,165	40,987
Cash, cash equivalents and restricted cash, beginning of period	478,795	320,139
Cash, cash equivalents and restricted cash, end of period	509,960	361,126
Supplemental cash flow information:
Net cash paid for income taxes	2,155	6,530
Cash paid for interest	37,724	26,923
Non-cash investing activities:
Non-cash additions to property and equipment	$ 2,099	$ 1,896