Related Party Transactions Related Party Transactions - (Details) $ in Thousands	1 Months Ended
	Feb. 28, 2017 USD ($) franchise
Buddy's
Related Party Transaction [Line Items]
Number of franchises participating in agreement | franchise	5
Related party transaction, purchases from related party	$ 600
Monthly lease payment	$ 40
Vintage
Related Party Transaction [Line Items]
Cost method investment, ownership percent	10.00%