Supplemental Disclosures of Cash Flow Information	6 Months Ended
Jun. 30, 2018
Supplemental Cash Flow Information [Abstract]
Supplemental Disclosures of Cash Flow Information	17. SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION Cash payments for interest were $2.8 million and $1.4 million for the six months ended June 30, 2018 and 2017, respectively. The unaudited condensed consolidated statement of cash flows for the six months ended June 30, 2018 and 2017 excludes approximately $1.6 million and $1.1 million, respectively, of property, plant and equipment additions which are recorded in Accounts payable.

The entire disclosure for supplemental cash flow activities, including cash, noncash, and part noncash transactions, for the period. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-URI http://asc.fasb.org/topic&trid=2134446

Name:	us-gaap_CashFlowSupplementalDisclosuresTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration