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Contract Balances (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Jan. 01, 2018
Revenue from Contract with Customer [Abstract] |  |  |
Contract assets, net | $ 9,330 |  | $ 11,932
Contract with Customer, Liability, Current | 36,461 | $ 48,268 | 48,268
Contract with Customer, Liability, Noncurrent | 9,382 | 9,916 | 9,916
Change in Contract with Customer, Asset and Liability [Abstract] |  |  |
Contract assets, net | 9,330 |  | 11,932
Cumulative catch-up adjustment upon transition | 701 |  |
Changes in estimate at the stage of completion | 11,884 |  |
Transferred to receivables from contract assets recognized during the period | (14,947) |  |
Other | (240) |  |
Contract liability, net | 45,843 |  | $ 58,184
Revenue recognized during the period | (68,211) | $ 38,410 |
Increases due to cash received | 64,603 |  |
Other | $ (8,733) |  |

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- Definition Amount of increase (decrease) in revenue recognized for cumulative catch-up adjustment from change in measure of progress which increases (decreases) right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130551-203045 + Details
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