Acquisitions and Other Transactions - Narrative (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016 USD ($)	Sep. 30, 2015 USD ($)	Sep. 30, 2016 USD ($)	Sep. 30, 2015 USD ($)	Oct. 15, 2015 subsidiary
Business Acquisition [Line Items]
Gain on acquisition of a business	$ 0	$ 0	$ 0	$ 2,819
Deferred tax expense included in gain in acquisition	$ 44	36	$ 114	$ 109
Betterware | Stanley House
Business Acquisition [Line Items]
Number of subsidiaries | subsidiary					1
Kleeneze
Business Acquisition [Line Items]
Gain on acquisition of a business		3,600
Deferred tax expense included in gain in acquisition		$ 750