v3.19.3

Acquisitions - Narrative (Details) $ in Thousands		3 Months Ended		9 Months Ended		12 Months Ended
	Jun. 30, 2019 USD ($)	Sep. 30, 2019 USD ($)	Sep. 30, 2018 USD ($)	Sep. 30, 2019 USD ($) franchise	Sep. 30, 2018 USD ($) franchise	Dec. 31, 2018 USD ($) store
Business Acquisition [Line Items]
Additional number of businesses acquired | franchise					8
Payments to acquire businesses and asset acquisitions				$ 12,873	$ 141,079
Franchisee Acquisitions
Business Acquisition [Line Items]
Number of branded stores | store						152
Purchase price	$ 190,167	$ 190,167				$ 190,200
Revenue of acquiree since acquisition date		43,900	$ 26,800	138,700	32,000
Earnings or loss of acquiree since acquisition date		$ 400	$ (200)	$ 1,600	$ (200)
Acquisition-related costs						$ 1,600
All Acquisitions Excluding SEI Acquisition
Business Acquisition [Line Items]
Additional number of businesses acquired | franchise				6	5
Payments to acquire businesses and asset acquisitions				$ 12,900	$ 14,100

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-SubTopic 10
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The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

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