Condensed consolidated statements of cash flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Cash flows from operating activities:
Net income	$ 31,639	$ 23,493
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	9,907	8,465
Amortization of deferred financing costs	1,356	484
Amortization of favorable leases	0	92
Amortization of asset retirement obligations	221	1
Amortization of interest rate caps	0	195
Deferred tax expense	2,165	4,909
Loss (gain) on re-measurement of tax benefit arrangement	3,373	(396)
Provision for bad debts	2	(14)
Loss on reacquired franchise rights	0	350
Loss on disposal of property and equipment	0	650
Equity-based compensation	1,315	998
Changes in operating assets and liabilities, excluding effects of acquisitions:
Accounts receivable	20,032	18,637
Due to and due from related parties	(269)	165
Inventory	1,677	(1,364)
Other assets and other current assets	(2,648)	(1,341)
National advertising fund	(6,500)	(4,586)
Accounts payable and accrued expenses	(14,640)	(16,758)
Other liabilities and other current liabilities	214	83
Income taxes	1,768	1,898
Equipment deposits	4,594	7,784
Deferred revenue	3,668	3,536
Leases and deferred rent	60	853
Net cash provided by operating activities	57,934	48,134
Cash flows from investing activities:
Additions to property and equipment	(7,471)	(2,036)
Acquisition of franchises	0	(28,503)
Proceeds from sale of property and equipment	21	40
Net cash used in investing activities	(7,450)	(30,499)
Cash flows from financing activities:
Principal payments on capital lease obligations	(12)	(11)
Repayment of long-term debt	(3,000)	(1,796)
Proceeds from issuance of Class A common stock	607	242
Dividend equivalent payments	(20)	(20)
Distributions to Continuing LLC Members	(1,842)	(1,734)
Net cash used in financing activities	(4,267)	(3,319)
Effects of exchange rate changes on cash and cash equivalents	250	(250)
Net increase in cash, cash equivalents and restricted cash	46,467	14,066
Cash, cash equivalents and restricted cash, beginning of period	320,139	113,080
Cash, cash equivalents and restricted cash, end of period	366,606	127,146
Supplemental cash flow information:
Net cash paid for income taxes	1,479	106
Cash paid for interest	13,477	8,146
Non-cash investing activities:
Non-cash additions to property and equipment	$ 4,151	$ 453