Earnings Per Share [Text Block]: Schedule of Earnings Per Share, Basic and Diluted (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Details
Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	$ 17,601	$ 5,213	$ 14,307	$ 5,009	$ 7,753	$ 4,366	$ 4,495	$ 5,896	$ 42,130	$ 22,510	$ 27,974
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Noncontrolling Interest									88	458	405
Income (Loss) from Continuing Operations Attributable to Parent									42,042	22,052	27,569
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	0	0	0	0	892	0	142	109,770	0	110,804	2,548
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Noncontrolling Interest									0	9,558	173
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent									0	101,246	2,375
Net Income (Loss) Attributable to Parent, Total	$ 17,546	$ 5,229	$ 14,331	$ 4,936	$ 8,529	$ 4,323	$ 4,436	$ 106,010	$ 42,042	$ 123,298	$ 29,944

Amount after tax of income (loss) from a discontinued operation including the portion attributable to the noncontrolling interest. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.

Amount after tax of income (loss) from a discontinued operation attributable to the noncontrolling interest. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-URI http://asc.fasb.org/extlink&oid=64827811&loc=SL51721673-107760

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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-Publisher FASB
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-Publisher FASB
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Reference 7: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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-Publisher FASB
-Name Accounting Standards Codification
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+ Details

- Definition

Amount after tax of income (loss) from a discontinued operation attributable to the parent. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.

+ References + Details