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2. SUMMARY OF ACCOUNTING POLICIES (Details - Fair Value Measurements) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
FAIR VALUE MEASUREMENTS
Interest rate contracts		$ 818
First Lien Term Loans	$ 620,272	478,938
Second Lien Term Loans		168,000
Total Fair Value [Member]
FAIR VALUE MEASUREMENTS
Interest rate contracts		818
Interest rate contracts	(595)
First Lien Term Loans	628,801	483,129
Second Lien Term Loans		167,580
Level 1 [Member]
FAIR VALUE MEASUREMENTS
Interest rate contracts		0
Interest rate contracts	0
First Lien Term Loans	0	0
Second Lien Term Loans		0
Level 2 [Member]
FAIR VALUE MEASUREMENTS
Interest rate contracts		818
Interest rate contracts	(595)
First Lien Term Loans	628,801	483,129
Second Lien Term Loans		167,580
Level 3 [Member]
FAIR VALUE MEASUREMENTS
Interest rate contracts		0
Interest rate contracts	0
First Lien Term Loans	$ 0	0
Second Lien Term Loans		$ 0

X

- Definition

Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

+ References

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X

- Definition

Fair value portion of accrued expenses.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.20)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258

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- Definition

Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=77997519&loc=d3e13433-108611

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=77997519&loc=d3e13476-108611

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