Contracts with Customers Contracts with Customers

9 Months Ended

Sep. 30, 2019

Revenue from Contract with Customer [Abstract]

Long-term Contracts or Programs Disclosure [Text Block]

Contracts with Customers

Unbilled receivables increased from $10,025 at December 31, 2018 to $11,078 at September 30, 2019, primarily driven by revenue recognized at BDS and BGS in excess of billings.

Advances and progress billings increased from $50,676 at December 31, 2018 to $53,167 at September 30, 2019, primarily driven by advances on orders received in excess of revenue recognized at BCA, BDS and BGS.

Revenues recognized during the nine months ended September 30, 2019 and 2018 from amounts recorded as Advances and progress billings at the beginning of each year were $13,216 and $19,006. Revenues recognized during the three months ended September 30, 2019 and 2018 from amounts recorded as Advances and progress billings at the beginning of each year were $3,100 and $6,249.

Certain commercial airplane customers are experiencing liquidity issues and seeking additional capital. Should these customers fail to address their liquidity issues, accounts receivable, unbilled receivables and certain inventory could become impaired. In addition we would have to remove contracts related to these customers from backlog and remarket any undelivered aircraft.