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NATURE OF OPERATIONS - Initial Public Offering (Details) - Common stock - Class A Common Stock - USD ($) $ / shares in Units, $ in Thousands		11 Months Ended
	Feb. 04, 2015	Dec. 30, 2015
Class of Stock [Line Items]
Shares issued during the period	5,968,841	5,750,000
IPO
Class of Stock [Line Items]
Shares issued during the period	5,750,000
Shares issued, share price (in dollars per share)	$ 21
Proceeds of issuance of initial public offering net of underwriting discounts and commissions	$ 112,298
Over-allotment option
Class of Stock [Line Items]
Shares issued during the period	750,000

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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-Subparagraph (SX 210.5-02(29))
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