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CONSOLIDATED STATEMENTS OF Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
CASH FLOWS FROM OPERATING ACTIVITIES: |  |  |
Net earnings | $ 66,127 | $ 62,860 | $ 60,849
Adjustments to reconcile net earnings to net cash provided by operating activities: |  |  |
Depreciation | 20,388 | 20,758 | 20,050
Deferred income taxes | 255 | (946) | 6,558
Net loss on step acquisition |  | 529 |
Impairment of equity method investment |  |  | 975
Loss from equity method investment |  |  | 967
Amortization of marketable security premiums | 3,105 | 3,261 | 3,035
Changes in operating assets and liabilities: |  |  |
Accounts receivable | (8,929) | (2,007) | 1,330
Other receivables | 1,119 | 1,289 | 253
Inventories | 7,530 | (7,329) | 503
Prepaid expenses and other assets | 11,593 | 9,524 | 14,922
Accounts payable and accrued liabilities | 3,839 | (1,268) | 418
Income taxes payable | (115) | (78) | (6,490)
Postretirement health care benefits | (903) | (1,289) | 2,861
Deferred compensation and other liabilities | (12,936) | 3,465 | 3,592
Net cash provided by operating activities | 91,073 | 88,769 | 109,823
CASH FLOWS FROM INVESTING ACTIVITIES: |  |  |
Net cash acquired in step acquisition |  | 161 |
Change in restricted cash | 1,149 | 224 |
Capital expenditures | (15,534) | (10,704) | (15,752)
Purchases of trading securities | (4,095) | (4,294) | (6,575)
Sales of trading securities | 16,644 | 727 | 1,075
Purchase of available for sale securities | (61,951) | (54,882) | (66,324)
Sale and maturity of available for sale securities | 55,264 | 38,309 | 39,613
Net cash used in investing activities | (8,523) | (30,459) | (47,963)
CASH FLOWS FROM FINANCING ACTIVITIES: |  |  |
Shares purchased and retired | (33,004) | (25,020) | (23,143)
Dividends paid in cash | (20,775) | (19,241) | (14,282)
Repayment of bank loans | (133) | (403) |
Net cash used in financing activities | (53,912) | (44,664) | (37,425)
Effect of exchange rate changes on cash | (2,601) | (1,821) | (14)
Increase (decrease) in cash and cash equivalents | 26,037 | 11,825 | 24,421
Cash and cash equivalents at beginning of year | 100,108 | 88,283 | 63,862
Cash and cash equivalents at end of year | 126,145 | 100,108 | 88,283
Supplemental cash flow information: |  |  |
Income taxes paid, net | 24,940 | 26,599 | 24,225
Interest paid | 17 | 34 | 21
Stock dividend issued | $ 57,220 | $ 52,165 | $ 48,925

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- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3213-108585 + Details
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- Definition The cash inflow associated with the sale or maturity (principal being due) of securities not classified as either held-to-maturity securities or trading securities which are classified as available-for-sale securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3179-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=49167202&loc=d3e26853-111562 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 + Details
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- Definition The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=51664549&loc=SL4569616-111683 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4K -URI http://asc.fasb.org/extlink&oid=35736750&loc=SL4591552-111686 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (a),(c) -URI http://asc.fasb.org/extlink&oid=18733093&loc=SL4573702-111684 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4J -URI http://asc.fasb.org/extlink&oid=35736750&loc=SL4591551-111686 + Details
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- Definition The cash outflow to settle a bank borrowing during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3291-108585 + Details
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- Definition The fair value of stock issued in noncash financing activities. + References Reference 1: 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 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 4 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4313-108586 + Details
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