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Accumulated Other Income (Loss) Components Net of Tax (Table Text Block) | 9 Months Ended
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Dec. 31, 2014
Table Text Block Supplement [Abstract] |
Summary of accumulated other comprehensive income (loss) |
|  | Foreign Currency Translation |  | Unrealized Net Gain on Investments |  | Fair Market Value of Cash Flow Hedges |  | Postretirement Benefit Obligation Net Loss |  | Accumulated Other Comprehensive Income (Loss)
|  | (Unaudited)
|  | (In thousands)
Balance at March 31, 2014 | $ | (39,287 | )$ | 5,991 | $ | (20,321 | )$ | (306 | )$ | (53,923 | )
Foreign currency translation |  | (6,752 | ) | - |  | - |  | - |  | (6,752 | )
Unrealized net gain on investments |  | - |  | 28,719 |  | - |  | - |  | 28,719
Change in fair value of cash flow hedges |  | - |  | - |  | (6,320 | ) | - |  | (6,320 | )
Amounts reclassified from AOCI |  | - |  | - |  | 10,919 |  | - |  | 10,919
Other comprehensive income (loss) |  | (6,752 | ) | 28,719 |  | 4,599 |  | - |  | 26,566
Balance at December 31, 2014 | $ | (46,039 | )$ | 34,710 | $ | (15,722 | )$ | (306 | )$ | (27,357 | )

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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=36458714&loc=SL7669686-108580 + Details
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