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Statutory Financial Information of Insurance Subsidiaries (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
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Mar. 31, 2013 | Mar. 31, 2012 | Mar. 31, 2011
Repwest |  |  |  |
Statutory financial information of insurance subsidiaries: |  |  |  |
Audit statutory net income (loss) | $ 16,923 |  | $ (37,417) | $ 6,946
Audited statutory capital and surplus | 94,284 |  | 77,285 | 125,102
ARCOA |  |  |  |
Statutory financial information of insurance subsidiaries: |  |  |  |
Audit statutory net income (loss) | (1,881) |  | (362) | (773)
Audited statutory capital and surplus | 2,201 |  | 2,469 | 2,769
Oxford |  |  |  |
Statutory financial information of insurance subsidiaries: |  |  |  |
Audit statutory net income (loss) | 13,936 |  | 1,677 | 4,640
Audited statutory capital and surplus | 131,920 |  | 129,445 | 129,173
CFLIC |  |  |  |
Statutory financial information of insurance subsidiaries: |  |  |  |
Audit statutory net income (loss) | 8,734 |  | 8,513 | 4,347
Audited statutory capital and surplus | 28,042 |  | 36,200 | 32,799
NAI |  |  |  |
Statutory financial information of insurance subsidiaries: |  |  |  |
Audit statutory net income (loss) | (1,962) |  | (4,151) | (857)
Audited statutory capital and surplus | 9,804 |  | 11,564 | 11,265
DGLIC |  |  |  |
Statutory financial information of insurance subsidiaries: |  |  |  |
Audit statutory net income (loss) | 0 | [1] | 1,828 | 796
Audited statutory capital and surplus | $ 0 | [1] | $ 7,276 | $ 5,966
[1] | Merged with CFLIC on December 31, 2012

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- Definition The amount of statutory capital and surplus (stockholders' equity) as of the balance sheet date using prescribed or permitted statutory accounting practices (rather than GAAP, if different) of the state or country. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6486098&loc=d3e24708-158529 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 24 -Subparagraph c -Article 7 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 60 -Paragraph 60 -Subparagraph h -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Statement of Position (SOP) -Number 94-5 -Paragraph 8, 9 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.23(c)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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- Definition Amount of net income for the period determined using accounting principles prescribed or permitted by insurance regulators. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.23(c)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 24 -Subparagraph c -Article 7 + Details
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