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Note 13 - Guarantor Subsidiaries - Unaudited Interim Condensed Consolidating Statements of Cash Flows (Details) - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Jun. 30, 2017 | Jun. 30, 2016
Cash flows from operating activities | $ 45,821 | $ 86,138
Additions to properties, plants, and equipment | (45,964) | (76,960)
Other investing activities, net | (7,680) | (18,831)
Dividends paid to stockholders | (2,257) | (2,190)
Payments on debt | (3,715) | (5,695)
Other financing activity | 7,045 | 4,654
Effect of exchange rate changes on cash | 1,086 | 1,288
Changes in cash and cash equivalents | (5,664) | (11,596)
Cash and cash equivalents at beginning of period | 169,777 | 155,209
Cash and cash equivalents at end of period | 164,113 | 143,613
Consolidation, Eliminations [Member] |  |
Cash flows from operating activities | 12,141 | 31,772
Additions to properties, plants, and equipment |  |
Other investing activities, net | (424) |
Dividends paid to stockholders |  |
Payments on debt |  |
Other financing activity | (11,717) | (31,772)
Effect of exchange rate changes on cash |  |
Changes in cash and cash equivalents |  |
Cash and cash equivalents at beginning of period |  |
Cash and cash equivalents at end of period |  |
Parent Company [Member] | Reportable Legal Entities [Member] |  |
Cash flows from operating activities | 9,131 | 22,190
Additions to properties, plants, and equipment |  | (40)
Other investing activities, net | (8,500) | (15,248)
Dividends paid to stockholders | (2,257) | (2,190)
Payments on debt |  | (1,339)
Other financing activity | (11,169) | 4,948
Effect of exchange rate changes on cash |  |
Changes in cash and cash equivalents | (12,795) | 8,321
Cash and cash equivalents at beginning of period | 113,275 | 94,167
Cash and cash equivalents at end of period | 100,480 | 102,488
Guarantor Subsidiaries [Member] | Reportable Legal Entities [Member] |  |
Cash flows from operating activities | 13,792 | (8,639)
Additions to properties, plants, and equipment | (19,132) | (43,677)
Other investing activities, net | 1,266 | 317
Dividends paid to stockholders |  |
Payments on debt | (3,044) | (3,836)
Other financing activity | 9,501 | 36,863
Effect of exchange rate changes on cash |  |
Changes in cash and cash equivalents | 2,383 | (18,972)
Cash and cash equivalents at beginning of period | 24,387 | 42,692
Cash and cash equivalents at end of period | 26,770 | 23,720
Non-Guarantor Subsidiaries [Member] | Reportable Legal Entities [Member] |  |
Cash flows from operating activities | 10,757 | 40,815
Additions to properties, plants, and equipment | (26,832) | (33,243)
Other investing activities, net | (22) | (3,900)
Dividends paid to stockholders |  |
Payments on debt | (671) | (520)
Other financing activity | 20,430 | (5,385)
Effect of exchange rate changes on cash | 1,086 | 1,288
Changes in cash and cash equivalents | 4,748 | (945)
Cash and cash equivalents at beginning of period | 32,115 | 18,350
Cash and cash equivalents at end of period | $ 36,863 | $ 17,405

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- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=82887183&loc=d3e6676-107765 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3044-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.1) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Amount of increase (decrease) in cash and cash equivalents. Cash and cash equivalents are the amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Includes effect from exchange rate changes. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3521-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 230 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=98513438&loc=d3e33268-110906 + Details
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