RELATED PARTY TRANSACTIONS (Details) € in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2017 USD ($) legal-_firm facility director	Oct. 01, 2016 USD ($)	Sep. 30, 2017 USD ($) legal-_firm facility director	Oct. 01, 2016 USD ($)	Sep. 30, 2017 EUR (€) legal-_firm facility director	Dec. 31, 2016 USD ($)
Related Party Transaction [Line Items]
Number of facilities | facility	2		2		2
Right to repurchase asset period, days			30 days
Revenue from related parties	$ 0.2	$ 0.1	$ 0.5	$ 0.4
Eckert Seamans Cherin And Mellott L L C
Related Party Transaction [Line Items]
Payments made to related party	0.1	0.1	0.2	0.2
Loan Service Agreements
Related Party Transaction [Line Items]
Guarantor obligations, current carrying value	$ 16.5		$ 16.5			$ 21.5
Director
Related Party Transaction [Line Items]
Number of related parties | director	1		1		1
Director | Eckert Seamans Cherin And Mellott L L C
Related Party Transaction [Line Items]
Number of related parties | legal-_firm	1		1		1
Minimum | Patricia A. Warehime, Director of the Company
Related Party Transaction [Line Items]
Common stock ownership concentration			5.00%
Lease Payment | Management
Related Party Transaction [Line Items]
Payments made to related party	$ 0.1	0.1	$ 0.3	0.3
Syndicated Market Data Provider | Director
Related Party Transaction [Line Items]
Payments made to related party	$ 0.8	$ 0.8	$ 3.1	$ 2.4
Number of related parties | director	1		1		1
Late July Snacks LLC
Related Party Transaction [Line Items]
Noncontrolling interest, ownership percentage by Parent	80.00%		80.00%		80.00%
Line of credit intercompany	$ 6.0		$ 6.0
Line of credit, intercompany, amount outstanding	$ 3.9		$ 3.9
Yellow Chips
Related Party Transaction [Line Items]
Ownership percentage	51.00%		51.00%		51.00%
Loan receivable, intercompany, amount outstanding | €					€ 2.4