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v3.8.0.1

Statement of Consolidated Cash Flows (Unaudited) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2018 | Mar. 31, 2017
Cash flows from operating activities: |  |  |
Net income |  | $ 25.7 | $ 36.0
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Depreciation of property, plant and equipment |  | 10.1 | 9.2
Amortization of definite-lived intangible assets |  | 0.4 | 0.4
Amortization of debt discount and debt issuance costs |  | 0.3 | 0.3
Deferred income taxes |  | 7.9 | 18.1
Non-cash equity compensation |  | 2.8 | 3.0
Gain on disposition of available for sale securities |  | (1.1) | (0.7)
Non-cash unrealized loss (gain) on derivative instruments |  | 0.0 | (15.1)
Non-cash asset impairment charge |  | 0.1 | 0.0
Other non-cash changes in assets and liabilities |  | 8.1 | (0.1)
Changes in operating assets and liabilities: |  |  |
Trade and other receivables |  | (23.0) | (19.2)
Increase (Decrease) in Contract Receivables, Net |  | (1.9) | 0.0
Inventories |  | (9.6) | (1.9)
Prepaid expenses and other current assets |  | (2.2) | (3.3)
Accounts payable |  | 32.0 | 9.4
Accrued liabilities |  | (7.3) | (11.4)
Annual variable cash contributions to VEBAs |  | (15.7) | (20.0)
Long-term assets and liabilities, net |  | (0.5) | (0.6)
Net cash provided by operating activities1 | [1] | 26.1 | 4.1
Cash flows from investing activities |  |  |
Capital expenditures |  | (19.7) | (14.8)
Purchase of available for sale securities |  | 0.0 | (74.7)
Proceeds from disposal of property, plant and equipment |  | 100.3 | 110.9
Net cash provided by investing activities | [2] | 80.6 | 21.4
Cash flows from financing activities |  |  |
Repayment of capital lease |  | (0.2) | (0.2)
Cancellation of shares to cover employees' tax withholdings upon vesting of non-vested shares |  | (6.9) | (4.4)
Repurchase of common stock |  | (5.7) | (32.6)
Cash dividends and dividend equivalents paid |  | (10.0) | (9.3)
Net cash (used in) financing activities | [2] | (22.8) | (46.5)
Net increase (decrease) in cash, cash equivalents and restricted cash during the period |  | 83.9 | (21.0)
Cash, cash equivalents and restricted cash at beginning of period |  | 64.3 | 67.7
Cash, cash equivalents and restricted cash at end of period |  | $ 148.2 | $ 46.7
[1] | See Note 8 for adjustments made to arrive at our Consolidated Balance Sheet as of January 1, 2018 upon adopting ASC 606 (as defined in Note 1).
[2] | See Note 12 for the supplemental disclosure on non-cash transactions.

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Period Type: | duration

X
- Definition The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date, that was included in earnings for the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 + Details
Name: | us-gaap_UnrealizedGainLossOnDerivatives
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration