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Trade Receivables and Other (Tables) | 12 Months Ended
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Dec. 31, 2017
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Summary of Trade Receivables and Other | Trade receivables and other are comprised of the following:
|  | At December 31, 2017 |  |  | At December 31, 2016 |
(in millions of Euros) |  | Non-current |  |  | Current |  |  | Non-current |  |  | Current |
Trade receivables—gross |  |  | — |  |  |  | 309 |  |  |  | — |  |  |  | 238 |
Impairment |  |  | — |  |  |  | (3 | ) |  |  | — |  |  |  | (3 | )
Total Trade receivables—net |  |  | — |  |  |  | 306 |  |  |  | — |  |  |  | 235 |
Finance lease receivables |  |  | 6 |  |  |  | 6 |  |  |  | 12 |  |  |  | 6 |
Deferred tooling related costs |  |  | 28 |  |  |  | — |  |  |  | 11 |  |  |  | — |
Current income tax receivables |  |  | — |  |  |  | 58 |  |  |  | — |  |  |  | 52 |
Other taxes |  |  | — |  |  |  | 30 |  |  |  | — |  |  |  | 39 |
Restricted cash (A) |  |  | 1 |  |  |  | — |  |  |  | 9 |  |  |  | — |
Prepaid expenses |  |  | 5 |  |  |  | 8 |  |  |  | 6 |  |  |  | 9 |
Other |  |  | 8 |  |  |  | 11 |  |  |  | 9 |  |  |  | 14 |
Total Other receivables |  |  | 48 |  |  |  | 113 |  |  |  | 47 |  |  |  | 120 |
Total Trade receivables and Other |  |  | 48 |  |  |  | 419 |  |  |  | 47 |  |  |  | 355 |
(A) | Restricted cash relates mainly to a pledge given to the State of West Virginia as a guarantee for certain workers’ compensation obligations for which the company is self-insured at December 31, 2016.
Summary of Aging of Total Trade Receivables - Net |
The | aging of total trade receivables—net is as follows:
(in millions of Euros) |  | At December 31, 2017 |  |  | At December 31, 2016 |
Not past due |  |  | 286 |  |  |  | 217 |
1 – 30 days past due |  |  | 13 |  |  |  | 14 |
31 – 60 days past due |  |  | 2 |  |  |  | 3 |
61 – 90 days past due |  |  | 3 |  |  |  | 1 |
Greater than 91 days past due |  |  | 2 |  |  |  | — |
Total Trade receivables—net |  |  | 306 |  |  |  | 235 |
Summary of Carrying Amounts of Total Trade Receivables - Net by Currency | The composition of the carrying amounts of total Trade receivables – net by currency is shown in Euro equivalents as follows:
(in millions of Euros) |  | At December 31, 2017 |  |  | At December 31, 2016 |
Euro |  |  | 124 |  |  |  | 101 |
U.S. Dollar |  |  | 164 |  |  |  | 115 |
Swiss franc |  |  | 4 |  |  |  | 3 |
Other currencies |  |  | 14 |  |  |  | 16 |
Total trade receivables—net |  |  | 306 |  |  |  | 235 |
Disclosure of Gross Investments In Leases Net Investment Leases | The following table shows the reconciliation of the Group’s gross investments in the leases to the net investment in the leases at December 31, 2017 and 2016.
|  | Year ended December 31, 2017 |  |  | Year ended December 31, 2016 |
(in millions of Euros) |  | Gross investment in the lease |  |  | Unearned interest income |  |  | Net investment in the lease |  |  | Gross investment in the lease |  |  | Unearned interest income |  |  | Net investment in the lease |
Less than 1 year |  |  | 6 |  |  |  | — |  |  |  | 6 |  |  |  | 7 |  |  |  | (1 | ) |  |  | 6 |
Between 1 and 5 years |  |  | 6 |  |  |  | — |  |  |  | 6 |  |  |  | 12 |  |  |  | — |  |  |  | 12 |
More than 5 years |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Total Finance lease receivables |  |  | 12 |  |  |  | — |  |  |  | 12 |  |  |  | 19 |  |  |  | (1 | ) |  |  | 18 |

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