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CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) (USD $) In Millions, unless otherwise specified | 6 Months Ended
--- | ---
Jun. 30, 2014 | Jun. 30, 2013
Cash flows from operating activities: |  |
Net income | $ 68 | $ 74
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation and amortization | 10 | 7
Deferred income taxes | 1 | (1)
Stock-based compensation | 5 | 3
Other, net |  | 7
Change in operating assets and liabilities: |  |
Receivables | (111) | 7
Inventories | (39) | 41
Prepaid and other current assets | (6) | (7)
Accounts payable | 141 | 6
Income taxes payable | 4 | (3)
Other assets / liabilities, net | (3) | (6)
Net cash provided by operating activities | 70 | 128
Cash flows from investing activities: |  |
Purchases of property, plant and equipment | (18) | (36)
Other, net | 8 | 1
Net cash used in investing activities | (10) | (35)
Cash flows from financing activities: |  |
Net contributions from (distributions to) NOV | 74 | (108)
Net cash provided by (used in) financing activities | 74 | (108)
Effect of exchange rates on cash and cash equivalents | 1 | (3)
Increase (decrease) in cash and cash equivalents | 135 | (18)
Cash and cash equivalents, beginning of period | 101 | 138
Cash and cash equivalents, end of period | 236 | 120
Supplemental disclosures of cash flow information: |  |
Income taxes paid | 33 | 44
Non-cash investing and financing activities: |  |
Contributed property, plant and equipment | $ 4 |

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