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Summary of Significant Accounting Policies (Tables) | 9 Months Ended
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Sep. 30, 2019
Summary of Significant Accounting Policies |
Schedule of balances of contract receivables and liabilities | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Contract Balances | ​ | ​ | ​
​ | ​ | Net Receivables | ​ | Contract Liabilities, Current | ​ | Contract Liabilities, Long-Term
Opening, January 1, 2018 | ​ | $ | 11,065 | ​ | ​ | 31 | ​ | ​ | 68
Closing, September 30, 2018 | ​ | ​ | 13,990 | ​ | ​ | 23 | ​ | ​ | 49
Increase (decrease) | ​ | ​ | 2,925 | ​ | ​ | (8) | ​ | ​ | (19)
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Opening, January 1, 2019 | ​ | $ | 15,321 | ​ | ​ | 18 | ​ | ​ | 42
Closing, September 30, 2019 | ​ | ​ | 15,451 | ​ | ​ | 14 | ​ | ​ | 22
Increase (decrease) | ​ | ​ | 130 | ​ | ​ | (4) | ​ | ​ | (20)
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- 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
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