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Schedule II - Valuation and Qualifying Accounts | 12 Months Ended
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Mar. 31, 2013
Valuation and Qualifying Accounts [Abstract] |
Schedule II - Valuation and Qualifying Accounts | Schedule II - Valuation and Qualifying Accounts Years ended March 31, 2013, 2012 and 2011
| Balance at | Charged to |  | Balance at
| beginning of | costs and |  | end of
(In thousands) | year | expenses | Deductions | year
2013 |  |  |  |
Allowance for doubtful accounts | $ | 632 |  | $ | 423 |  | $ | (168 | ) | $ | 887 |
2012 |  |  |  |
Allowance for doubtful accounts | $ | 661 |  | $ | 226 |  | $ | (255 | ) | $ | 632 |
2011 |  |  |  |
Allowance for doubtful accounts | $ | 1,223 |  | $ | 172 |  | $ | (734 | ) | $ | 661 |

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- Definition The entire disclosure for any allowance and reserve accounts (their beginning and ending balances, as well as a reconciliation by type of activity during the period). Alternatively, disclosure of the required information may be within the footnotes to the financial statements or a supplemental schedule to the financial statements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 09 -Article 12 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e24092-122690 + Details
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