Note 16 - Selected Financial Data (Details) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Jun. 30, 2015 |
Mar. 31, 2015 |
Dec. 31, 2014 |
Sep. 30, 2014 |
Jun. 30, 2014 |
Mar. 31, 2014 |
Dec. 31, 2013 |
Sep. 30, 2013 |
Jun. 30, 2013 |
Mar. 31, 2013 |
Dec. 31, 2012 |
Sep. 30, 2012 |
Jun. 30, 2015 |
Jun. 30, 2014 |
Jun. 30, 2013 |
|
| Net Sales | $ 193,568 | $ 173,259 | $ 197,067 | $ 190,706 | $ 198,835 | $ 173,061 | $ 193,104 | $ 181,659 | $ 182,251 | $ 168,144 | $ 191,251 | $ 187,437 | $ 754,600 | $ 746,659 | $ 729,083 |
| Gross profit | 106,176 | 94,110 | 106,074 | 104,803 | 108,624 | 93,130 | 105,999 | 98,743 | 98,344 | 91,785 | 103,967 | 104,253 | 411,163 | 406,496 | 398,349 |
| Net income | $ 12,689 | $ 2,536 | $ 10,038 | $ 11,879 | $ 17,084 | $ 5,258 | $ 11,555 | $ 9,034 | $ 8,194 | $ 4,374 | $ 9,846 | $ 10,064 | $ 37,142 | $ 42,931 | $ 32,478 |
| Earnings per basic share (in dollars per share) | $ 0.44 | $ 0.09 | $ 0.35 | $ 0.41 | $ 0.59 | $ 0.18 | $ 0.40 | $ 0.31 | $ 0.28 | $ 0.15 | $ 0.34 | $ 0.35 | $ 1.29 | $ 1.48 | $ 1.13 |
| Earnings per diluted share (in dollars per share) | 0.44 | 0.09 | 0.34 | 0.41 | 0.58 | 0.18 | 0.39 | 0.31 | 0.28 | 0.15 | 0.34 | 0.35 | 1.27 | 1.47 | 1.11 |
| Dividends declared per common share (in dollars per share) | $ 0.14 | $ 0.12 | $ 0.12 | $ 0.12 | $ 0.10 | $ 0.10 | $ 0.10 | $ 0.10 | $ 0.09 | $ 0.09 | $ 0.50 | $ 0.09 | $ 0.50 | $ 0.40 | $ 0.77 |