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Unaudited Quarterly Financial Data | 12 Months Ended
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Mar. 31, 2016
Unaudited Quarterly Financial Data [Abstract] |
Unaudited Quarterly Financial Data | 25. Unaudited Quarterly Financial Data The following summarizes selected quarterly financial data for the year ended March 31, 2016.
|  | First Quarter |  |  | Second Quarter |  |  | Third Quarter |  |  | Fourth Quarter |
Net sales |  | $ | 85,835,000 |  |  | $ | 91,670,000 |  |  | $ | 94,022,000 |  |  | $ | 97,443,000 |
Cost of goods sold |  |  | 59,844,000 |  |  |  | 69,850,000 |  |  |  | 65,123,000 |  |  |  | 73,229,000 |
Gross profit |  |  | 25,991,000 |  |  |  | 21,820,000 |  |  |  | 28,899,000 |  |  |  | 24,214,000 |
Operating expenses: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
General and administrative |  |  | 11,360,000 |  |  |  | 18,219,000 |  |  |  | 8,802,000 |  |  |  | 11,284,000 |
Sales and marketing |  |  | 2,280,000 |  |  |  | 2,632,000 |  |  |  | 2,671,000 |  |  |  | 2,382,000 |
Research and development |  |  | 736,000 |  |  |  | 646,000 |  |  |  | 711,000 |  |  |  | 915,000 |
Total operating expenses |  |  | 14,376,000 |  |  |  | 21,497,000 |  |  |  | 12,184,000 |  |  |  | 14,581,000 |
Operating income |  |  | 11,615,000 |  |  |  | 323,000 |  |  |  | 16,715,000 |  |  |  | 9,633,000 |
Other expense: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest expense, net |  |  | 8,437,000 |  |  |  | 2,613,000 |  |  |  | 2,516,000 |  |  |  | 2,678,000 |
Income (loss) before income tax expense (benefit) |  |  | 3,178,000 |  |  |  | (2,290,000 | ) |  |  | 14,199,000 |  |  |  | 6,955,000 |
Income tax expense (benefit) |  |  | 1,268,000 |  |  |  | (898,000 | ) |  |  | 6,451,000 |  |  |  | 4,658,000 |
Net income (loss) |  | $ | 1,910,000 |  |  | $ | (1,392,000 | ) |  | $ | 7,748,000 |  |  | $ | 2,297,000 |
Basic net income (loss) per share |  | $ | 0.11 |  |  | $ | (0.08 | ) |  | $ | 0.42 |  |  | $ | 0.12 |
Diluted net income (loss) per share |  | $ | 0.10 |  |  | $ | (0.08 | ) |  | $ | 0.41 |  |  | $ | 0.12 |
The following summarizes selected quarterly financial data for the year ended March 31, 2015:
|  | First Quarter |  |  | Second Quarter |  |  | Third Quarter |  |  | Fourth Quarter |
Net sales |  | $ | 62,975,000 |  |  | $ | 70,840,000 |  |  | $ | 83,992,000 |  |  | $ | 83,904,000 |
Cost of goods sold |  |  | 45,159,000 |  |  |  | 52,420,000 |  |  |  | 59,564,000 |  |  |  | 62,995,000 |
Gross profit |  |  | 17,816,000 |  |  |  | 18,420,000 |  |  |  | 24,428,000 |  |  |  | 20,909,000 |
Operating expenses: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
General and administrative |  |  | 5,392,000 |  |  |  | 9,812,000 |  |  |  | 12,628,000 |  |  |  | 10,031,000 |
Sales and marketing |  |  | 1,826,000 |  |  |  | 1,837,000 |  |  |  | 2,281,000 |  |  |  | 1,907,000 |
Research and development |  |  | 522,000 |  |  |  | 539,000 |  |  |  | 601,000 |  |  |  | 611,000 |
Total operating expenses |  |  | 7,740,000 |  |  |  | 12,188,000 |  |  |  | 15,510,000 |  |  |  | 12,549,000 |
Operating income |  |  | 10,076,000 |  |  |  | 6,232,000 |  |  |  | 8,918,000 |  |  |  | 8,360,000 |
Other expense: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest expense, net |  |  | 3,413,000 |  |  |  | 3,339,000 |  |  |  | 3,165,000 |  |  |  | 3,148,000 |
Income before income tax expense |  |  | 6,663,000 |  |  |  | 2,893,000 |  |  |  | 5,753,000 |  |  |  | 5,212,000 |
Income tax expense |  |  | 2,714,000 |  |  |  | 1,418,000 |  |  |  | 2,826,000 |  |  |  | 2,110,000 |
Net income |  | $ | 3,949,000 |  |  | $ | 1,475,000 |  |  | $ | 2,927,000 |  |  | $ | 3,102,000 |
Basic net income per share |  | $ | 0.26 |  |  | $ | 0.09 |  |  | $ | 0.16 |  |  | $ | 0.17 |
Diluted net income per share |  | $ | 0.25 |  |  | $ | 0.09 |  |  | $ | 0.16 |  |  | $ | 0.16 |
Quarterly and year-to-date computations of per share amounts are made independently. Therefore, the sum of per share amounts for the quarters may not agree with per share amounts for the year shown elsewhere in the Annual Report on Form 10-K.

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- Definition The entire disclosure for the quarterly financial data in the annual financial statements. The disclosure may include a tabular presentation of financial information for each fiscal quarter for the current and previous year, including revenues, gross profit, income or loss before extraordinary items and earnings per share data. It also includes an indication if the information in the note is unaudited, comments on the aggregate effect of year-end adjustments, and an explanation of matters or transactions that affect comparability or are pertinent to an understanding of the information furnished. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 45 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=51655806&loc=d3e765-108305 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a)-(j) -URI http://asc.fasb.org/extlink&oid=51825399&loc=d3e1280-108306 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=51655806&loc=d3e725-108305 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 6 -Section G -Subsection 1 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 302 -Paragraph a + Details
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