v3.25.4
Shareholder Report, Line Graph (Details) - USD ($)
 2 Months Ended 3 Months Ended 5 Months Ended 6 Months Ended 8 Months Ended 9 Months Ended 11 Months Ended 12 Months Ended 14 Months Ended 15 Months Ended 17 Months Ended 18 Months Ended 20 Months Ended 21 Months Ended 23 Months Ended 24 Months Ended 26 Months Ended 27 Months Ended 29 Months Ended 30 Months Ended 32 Months Ended 33 Months Ended 35 Months Ended 36 Months Ended 38 Months Ended 39 Months Ended 41 Months Ended 42 Months Ended 44 Months Ended 45 Months Ended 47 Months Ended 48 Months Ended 50 Months Ended 51 Months Ended 53 Months Ended 54 Months Ended 56 Months Ended 57 Months Ended 59 Months Ended 60 Months Ended 62 Months Ended 63 Months Ended 65 Months Ended 66 Months Ended 68 Months Ended 69 Months Ended 71 Months Ended 72 Months Ended 74 Months Ended 75 Months Ended 77 Months Ended 78 Months Ended 80 Months Ended 81 Months Ended 83 Months Ended 84 Months Ended 86 Months Ended 87 Months Ended 89 Months Ended 90 Months Ended 92 Months Ended 93 Months Ended 95 Months Ended 96 Months Ended 98 Months Ended 99 Months Ended 101 Months Ended 102 Months Ended 104 Months Ended 105 Months Ended 108 Months Ended 111 Months Ended 114 Months Ended 117 Months Ended 120 Months Ended
May 03, 2017
Dec. 31, 2015
Jun. 30, 2017
Mar. 31, 2016
Sep. 30, 2017
Jun. 30, 2016
Dec. 31, 2017
Sep. 30, 2016
Mar. 31, 2018
Dec. 31, 2016
Jun. 30, 2018
Mar. 31, 2017
Sep. 30, 2018
Jun. 30, 2017
Dec. 31, 2018
Sep. 30, 2017
Mar. 31, 2019
Dec. 31, 2017
Jun. 30, 2019
Mar. 31, 2018
Sep. 30, 2019
Jun. 30, 2018
Dec. 31, 2019
Sep. 30, 2018
Mar. 31, 2020
Dec. 31, 2018
Jun. 30, 2020
Mar. 31, 2019
Sep. 30, 2020
Jun. 30, 2019
Dec. 31, 2020
Sep. 30, 2019
Mar. 31, 2021
Dec. 31, 2019
Jun. 30, 2021
Mar. 31, 2020
Sep. 30, 2021
Jun. 30, 2020
Dec. 31, 2021
Sep. 30, 2020
Mar. 31, 2022
Dec. 31, 2020
Jun. 30, 2022
Mar. 31, 2021
Sep. 30, 2022
Jun. 30, 2021
Dec. 31, 2022
Sep. 30, 2021
Mar. 31, 2023
Dec. 31, 2021
Jun. 30, 2023
Mar. 31, 2022
Sep. 30, 2023
Jun. 30, 2022
Dec. 31, 2023
Sep. 30, 2022
Mar. 31, 2024
Dec. 31, 2022
Jun. 30, 2024
Mar. 31, 2023
Sep. 30, 2024
Jun. 30, 2023
Dec. 31, 2024
Sep. 30, 2023
Mar. 31, 2025
Dec. 31, 2023
Jun. 30, 2025
Mar. 31, 2024
Sep. 30, 2025
Jun. 30, 2024
Dec. 31, 2025
Sep. 30, 2024
Dec. 31, 2024
Mar. 31, 2025
Jun. 30, 2025
Sep. 30, 2025
Dec. 31, 2025
C000005433                                                                                                                                                          
Account Value [Line Items]                                                                                                                                                          
Accumulated Value   $ 10,000   $ 9,978   $ 10,174   $ 10,638   $ 10,750   $ 11,545   $ 12,121   $ 12,662   $ 13,408   $ 13,759   $ 14,174   $ 15,177   $ 12,991   $ 15,509   $ 16,611   $ 16,501   $ 17,914   $ 14,078   $ 18,422   $ 19,756   $ 23,611   $ 23,518   $ 25,826   $ 25,877   $ 26,855   $ 23,482   $ 19,054   $ 19,105   $ 20,242   $ 21,796   $ 23,265   $ 21,837   $ 24,448   $ 27,148   $ 26,418   $ 28,136 $ 30,251 $ 28,088 $ 33,388 $ 34,450 $ 33,386
C000190557                                                                                                                                                          
Account Value [Line Items]                                                                                                                                                          
Accumulated Value $ 500,000   $ 514,541   $ 537,658   $ 569,489   $ 584,593   $ 602,408   $ 645,202   $ 552,531   $ 659,821   $ 706,849   $ 702,574   $ 762,896   $ 599,834   $ 785,150   $ 842,347   $ 1,006,938   $ 1,003,224   $ 1,102,411   $ 1,104,814   $ 1,146,745   $ 1,003,311   $ 814,646   $ 817,306   $ 866,039   $ 933,354   $ 996,507   $ 935,801   $ 1,048,235   $ 1,164,473   $ 1,133,581   $ 1,207,669   $ 1,299,250   $ 1,206,729   $ 1,435,060   $ 1,481,462   $ 1,436,184            
Russell 3000 Index                                                                                                                                                          
Account Value [Line Items]                                                                                                                                                          
Accumulated Value   10,000   10,097   10,362   10,818   11,274   11,921   12,280   12,842   13,656   13,568   14,095   15,099   12,940   14,757   15,361   15,540   16,954   13,410   16,364   17,871   20,495   21,796   23,592   23,568   25,754   24,395   20,321   19,413   20,808   22,302   24,172   23,386   26,209   28,835   29,762   31,616 32,448 30,916 34,314 37,120 38,012
Russell 3000 Index                                                                                                                                                          
Account Value [Line Items]                                                                                                                                                          
Accumulated Value 500,000   509,345   532,629   566,383   562,733   584,617   626,264   536,695   612,065   637,130   644,537   703,172   556,211   678,731   741,226   850,050   904,001   978,489   977,494   1,068,182   1,011,798   842,816   805,188   863,017   924,984   1,002,560   969,939   1,087,028   1,195,942   1,234,403   1,311,296   1,345,826   1,282,277   1,423,215   1,539,579   1,576,573            
Russell Midcap Growth Index                                                                                                                                                          
Account Value [Line Items]                                                                                                                                                          
Accumulated Value   $ 10,000   $ 10,058   $ 10,215   $ 10,684   $ 10,733   $ 11,473   $ 11,956   $ 12,588   $ 13,445   $ 13,737   $ 14,171   $ 15,244   $ 12,806   $ 15,319   $ 16,146   $ 16,038   $ 17,348   $ 13,872   $ 18,070   $ 19,763   $ 23,522   $ 23,389   $ 25,979   $ 25,781   $ 26,516   $ 23,180   $ 18,296   $ 18,176   $ 19,431   $ 21,206   $ 22,528   $ 21,351   $ 24,457   $ 26,779   $ 25,919   $ 27,614 $ 29,863 $ 27,736 $ 32,785 $ 33,696 $ 32,448
Russell Midcap Growth Index                                                                                                                                                          
Account Value [Line Items]                                                                                                                                                          
Accumulated Value $ 500,000   $ 513,784   $ 540,928   $ 577,744   $ 590,307   $ 608,945   $ 655,070   $ 550,298   $ 658,272   $ 693,830   $ 689,157   $ 745,487   $ 596,091   $ 776,474   $ 849,258   $ 1,010,779   $ 1,005,066   $ 1,116,348   $ 1,107,864   $ 1,139,434   $ 996,089   $ 786,196   $ 781,062   $ 834,966   $ 911,248   $ 968,057   $ 917,487   $ 1,050,945   $ 1,150,749   $ 1,113,771   $ 1,186,627   $ 1,283,237   $ 1,191,868   $ 1,408,810   $ 1,447,965   $ 1,394,327