part iI / item 8 CONSOLIDATED STATEMENTS OF CASH FLOWS 36 For year ended December 31, (in thousands) 2012 2011 2010 Operating activities: Net income attributable to common shareholders $ 216,993 $ 26,315 $ 154,170 Noncontrolling interest in subsidiaries’ earnings 828 201 20 Net income before allocations to noncontrolling interests 217,821 26,516 154,190 Asbestos Provision — 241,647 — Environmental charge — 30,327 — Gain on divestiture (29,445) (4,258) (1,015) Restructuring—Non Cash 3,855 — — Depreciation and amortization 57,263 62,943 59,841 Stock-based compensation expense 17,319 14,972 13,326 Defined benefit plans and postretirement expense 20,090 6,770 14,712 Deferred income taxes 55,000 (43,923) 31,453 Cash provided by (used for) operating working capital 1,824 (41,955) (8,262) Defined benefit plans and postretirement contributions (5,504) (48,113) (43,226) Environmental payments, net of reimbursements (13,371) (9,534) (11,063) Payments for asbestos-related fees and costs, net of insurance recoveries (77,957) (79,277) (66,731) Other (12,139) (6,303) (9,689) Total provided by operating activities 234,756 149,812 133,536 Investing activities: Capital expenditures (29,308) (34,737) (21,033) Proceeds from disposition of capital assets 6,438 4,793 375 Proceeds from divestitures 54,079 1,000 4,615 Payment for acquisition, net of cash acquired — (36,590) (140,461) Total provided by (used for) investing activities 31,209 (65,534) (156,504) Financing activities: Equity: Dividends paid (61,974) (56,992) (50,371) Reacquisition of shares on open market (49,991) (79,999) (49,988) Stock options exercised — net of shares reacquired 13,056 23,232 22,375 Excess tax benefit from stock-based compensation 3,603 6,097 3,290 Debt: Net decrease in short-term debt — (1,003) (2,739) Total used for financing activities (95,306) (108,665) (77,433) Effect of exchange rates on cash and cash equivalents 8,199 (3,465) 628 Increase (decrease) in cash and cash equivalents 178,858 (27,852) (99,773) Cash and cash equivalents at beginning of period 245,089 272,941 372,714 Cash and cash equivalents at end of period $423,947 $ 245,089 $ 272,941 Detail of cash provided by (used for) working capital: Accounts receivable $ (2,578) $ (44,120) $ 142 Inventories 8,551 (38,407) (21,441) Other current assets (1,656) 2,549 (2,274) Accounts payable (11,724) 35,129 6,425 Accrued liabilities (5,830) (3,315) 2,541 U.S. and foreign taxes on income 15,061 6,209 6,345 Total $ 1,824 $ (41,955) $ (8,262) Supplemental disclosure of cash flow information: Interest paid $ 26,690 $ 26,158 $ 26,918 Income taxes paid $ 26,270 $ 25,555 $ 15,651 See Notes to Consolidated Financial Statements.