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Unaudited Quarterly Financial Data (Tables) | 12 Months Ended
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Mar. 31, 2016
Unaudited Quarterly Financial Data [Abstract] |
Schedule of quarterly financial information | 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 |

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- Definition Tabular disclosure of the quarterly financial data in the annual financial statements. The disclosure includes financial information for each fiscal quarter for the current and previous year, including revenues, gross profit, income (loss) before extraordinary items and cumulative effect of a change in accounting principle and earnings per share data. + References Reference 1: 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 + Details
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