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Industry Segment and Geographic Area Data (Table Text Block) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Dec. 31, 2015 | Dec. 31, 2015
Geographic Areas, Long-Lived Assets [Abstract] |  |
Industry Segment and Geographic Area Data |
|  | United States |  | Canada |  | Consolidated
|  | (Unaudited)
|  | (All amounts are in thousands of U.S. $'s)
Quarter ended December 31, 2015 |  |  |  |  |  |
Total revenues | $ | 713,416 | $ | 31,335 | $ | 744,751
Depreciation and amortization, net of (gains) losses on disposals |  | 90,273 |  | 578 |  | 90,851
Interest expense |  | 25,357 |  | 50 |  | 25,407
Pretax earnings |  | 128,799 |  | 3,696 |  | 132,495
Income tax expense |  | 49,776 |  | 950 |  | 50,726
Identifiable assets |  | 7,534,725 |  | 227,809 |  | 7,762,534
Quarter ended December 31, 2014 |  |  |  |  |  |
Total revenues | $ | 671,311 | $ | 35,044 | $ | 706,355
Depreciation and amortization, net of (gains) losses on disposals |  | 85,038 |  | 1,494 |  | 86,532
Interest expense |  | 25,580 |  | 139 |  | 25,719
Pretax earnings |  | 104,830 |  | 2,603 |  | 107,433
Income tax expense |  | 40,203 |  | 690 |  | 40,893
Identifiable assets |  | 6,715,544 |  | 190,988 |  | 6,906,532
|  | United States |  | Canada |  | Consolidated
|  | (Unaudited)
|  | (All amounts are in thousands of U.S. $'s)
Nine Month s ended December 31, 2015 |  |  |  |  |  |
Total revenues | $ | 2,470,785 | $ | 121,674 | $ | 2,592,459
Depreciation and amortization, net of (gains) losses on disposals |  | 215,995 |  | (663) |  | 215,332
Interest expense |  | 71,319 |  | 161 |  | 71,480
Pretax earnings |  | 664,189 |  | 24,409 |  | 688,598
Income tax expense |  | 245,797 |  | 6,368 |  | 252,165
Identifiable assets |  | 7,534,725 |  | 227,809 |  | 7,762,534
Nine Months ended December 31, 2014 |  |  |  |  |  |
Total revenues | $ | 2,297,289 | $ | 134,512 | $ | 2,431,801
Depreciation and amortization, net of (gains) losses on disposals |  | 218,923 |  | 4,200 |  | 223,123
Interest expense |  | 74,347 |  | 397 |  | 74,744
Pretax earnings |  | 529,537 |  | 19,825 |  | 549,362
Income tax expense |  | 196,847 |  | 5,254 |  | 202,101
Identifiable assets |  | 6,715,544 |  | 190,988 |  | 6,906,532

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- Definition Tabular disclosure of the names of foreign countries in which material long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets are located, and amount of such long-lived assets located in that country or foreign geographic area. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=51669610&loc=d3e9038-108599 + Details
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