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STOCKHOLDERS' EQUITY - Common Stock (Details) - USD ($) $ in Thousands		3 Months Ended
	Mar. 08, 2016	Mar. 31, 2016	Mar. 31, 2015
Class of Stock [Line Items]
Net proceeds from issuance of common stock		$ 75,531	$ 0
Common Stock
Class of Stock [Line Items]
Issuance of stock shares	4,850,000
Net proceeds from issuance of common stock	$ 66,500
Common Stock | Over Allotment Option
Class of Stock [Line Items]
Issuance of stock shares	727,500
Net proceeds from issuance of common stock	$ 10,500
Underwriters option period	30 days

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The number of days the underwriters have the option to exercise their overallotment option from the closing date.

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- Definition

The cash inflow from the additional capital contribution to the entity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Financing Activities
-URI http://asc.fasb.org/extlink&oid=6513228

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-Name Accounting Standards Codification
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Number of new stock issued during the period.

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