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Supplemental Cash Flow Information | 12 Months Ended
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Dec. 31, 2016
Supplemental Cash Flow Elements [Abstract] |
Supplemental Cash Flow Information | Supplemental Cash Flow Information
| Year Ended December 31,
| 2016 |  | 2015 |  | 2014
| (in millions of dollars)
Interest paid | $ | 17.7 |  |  | $ | 22.1 |  |  | $ | 25.6 |
Non-cash investing and financing activities: |  |  |  |  |
Stock repurchases not yet settled (accrued in accounts payable) | $ | 1.8 |  |  | $ | 0.2 |  |  | $ | 0.8 |
Unpaid purchases of property and equipment | $ | 4.6 |  |  | $ | 10.5 |  |  | $ | 1.8 |
Purchases of property and equipment through capital leasing arrangements | $ | 0.2 |  |  | $ | — |  |  | $ | — |

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- Definition The entire disclosure for supplemental cash flow activities, including cash, noncash, and part noncash transactions, for the period. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4313-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4332-108586 + Details
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- References No definition available. + Details
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