XML 39 R28.htm IDEA: XBRL DOCUMENT
v3.19.2

REVENUE RECOGNITION (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2019
Revenue Recognition |
Summary of contracts asset and liabilities | Contract assets and liabilities consisted of the following (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | June 30, 2019 | ​ | December 31, 2018 | ​ | ​ | $ Change | ​ | % Change
Contract asset – current | $ | 2,060 | ​ | $ | 1,900 | ​ | $ | 160 | ​ | 8 | %
Contract asset – noncurrent | ​ | 710 | ​ | ​ | 802 | ​ | ​ | (92) | ​ | (11) | %
Contract liabilities | ​ | (15,485) | ​ | ​ | (13,787) | ​ | ​ | (1,698) | ​ | 12 | %
Net contract liability | $ | (12,715) | ​ | $ | (11,085) | ​ | $ | (1,630) | ​ | 15 | %

X
- Definition Tabular disclosure of contract balances and changes in contract balances. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130551-203045 + Details
Name: | us-gaap_ContractWithCustomerAssetAndLiabilityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_RevenueFromContractWithCustomerAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration