Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864

Name:	us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

RELATED-PARTY TRANSACTIONS - Former Related Party Indemnification Costs (Details) - USD ($) $ in Thousands		3 Months Ended	12 Months Ended
	Apr. 06, 2015	Mar. 31, 2017	Dec. 31, 2016
Related Party Transaction [Line Items]
Expenses from transactions with related parties	$ 263
Former President And Chief Executive Officer \| Special Committee Investigation Indemnification
Related Party Transaction [Line Items]
Expenses from transactions with related parties		$ 131	$ 573