| Feb'20 | Nov'19 | Aug'19 | May'19 | Mar'19 | Nov'18 | Aug'18 | May'18 | Feb'18 | Nov'17 | Aug'17 | May'17 | Feb'17 | Nov'16 | May'16 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Net sales | ||||||||||||||
1,058,117 | 1,090,138 | 1,211,999 | 1,307,569 | 1,407,389 | 1,417,291 | 1,288,821 | 1,137,870 | 1,009,367 | 867,356 | 761,291 | 687,881 | 0 | 0 | 0 |
Cost of sales | ||||||||||||||
856,964 | 883,360 | 974,472 | 1,039,655 | 1,104,456 | 1,098,472 | 997,235 | 880,955 | 783,131 | 676,980 | 599,041 | 543,027 | 0 | 0 | 0 |
Gross profit | ||||||||||||||
201,153 | 206,778 | 237,527 | 267,914 | 302,933 | 318,819 | 291,586 | 256,915 | 226,236 | 190,376 | 162,250 | 144,854 | 0 | 0 | 0 |
Operating expenses: | ||||||||||||||
Research and development | ||||||||||||||
54,454 | 50,990 | 47,920 | 46,043 | 44,476 | 43,090 | 39,824 | 37,883 | 36,917 | 37,013 | 38,160 | 38,109 | 0 | 0 | 0 |
Selling, general, and administrative | ||||||||||||||
116,531 | 111,325 | 103,226 | 102,241 | 97,532 | 92,177 | 84,541 | 73,224 | 70,820 | 69,167 | 66,759 | 63,717 | 0 | 0 | 0 |
Management advisory fees | ||||||||||||||
- | - | - | - | - | - | - | - | - | - | 3,000 | 4,000 | 0 | 0 | 0 |
Restructuring charge | ||||||||||||||
- | - | - | - | - | - | - | - | - | - | 457 | 585 | 0 | 0 | 0 |
Total operating expenses | ||||||||||||||
168,285 | 159,615 | 148,446 | 145,284 | 139,008 | 132,267 | 121,365 | 111,107 | 108,737 | 108,651 | 108,376 | 106,411 | 0 | 0 | 0 |
Income from operations | ||||||||||||||
32,868 | 47,163 | 89,081 | 122,630 | 163,925 | 186,552 | 170,221 | 145,808 | 117,499 | 81,725 | 53,874 | 38,443 | 0 | 0 | 0 |
Interest expense, net | ||||||||||||||
-18,210 | -19,333 | -20,716 | -22,366 | -21,463 | -20,420 | -19,144 | -19,059 | -23,255 | -27,537 | -29,204 | -29,398 | 0 | 0 | 0 |
Other income (expense), net | ||||||||||||||
-12,310 | 328 | -2,161 | -8,967 | -16,209 | -13,913 | -13,299 | -28,199 | -21,816 | -25,369 | -22,551 | 438 | 0 | 0 | 0 |
Total other expense | ||||||||||||||
-30,520 | -19,005 | -22,877 | -31,333 | -37,672 | -34,333 | -32,443 | -47,258 | -45,071 | -52,906 | -51,755 | -28,960 | 0 | 0 | 0 |
Income (loss) before income taxes | ||||||||||||||
2,348 | 28,158 | 66,204 | 91,297 | 126,253 | 152,219 | 137,778 | 98,550 | 72,428 | 28,819 | 2,119 | 9,483 | 0 | 0 | 0 |
Provision for income taxes | ||||||||||||||
4,274 | 7,578 | 14,872 | 15,872 | 20,827 | 22,785 | 18,315 | 19,014 | 16,880 | 12,402 | 9,914 | 8,414 | 0 | 0 | 0 |
Net income (loss) | ||||||||||||||
-1,926 | 20,580 | 51,332 | 75,425 | 105,426 | 129,434 | 119,463 | 79,536 | 55,548 | 16,417 | -7,795 | 1,069 | 0 | 0 | 0 |
Earnings per share: | ||||||||||||||
Basic | ||||||||||||||
-0.41 | 0.01 | 0.23 | 0.08 | 0.56 | 1.37 | 1.33 | 1.44 | 1.68 | 0.97 | -0.66 | 0.57 | -0.17 | -0.23 | -0.10 |
Diluted | ||||||||||||||
-0.41 | 0.01 | 0.23 | 0.08 | 0.55 | 1.33 | 1.28 | 1.37 | 1.60 | 0.92 | -0.59 | 0.50 | -0.17 | -0.23 | -0.10 |
Shares used in computing earnings per share: | ||||||||||||||
Basic | ||||||||||||||
23,906 | 23,713 | 23,364 | 23,005 | 22,872 | 22,595 | 22,410 | 22,206 | 21,915 | 21,673 | 21,414 | 13,986 | 13,870 | 13,870 | 13,832 |
Diluted | ||||||||||||||
23,906 | 24,286 | 23,926 | 23,330 | 23,359 | 23,257 | 23,417 | 23,306 | 23,038 | 22,715 | 19,445 | 15,955 | 13,870 | 13,870 | 13,832 |