Shareholder Report, Holdings (Details)	Oct. 31, 2024
C000122071 [Member]
Holdings [Line Items]
Percent of Net Asset Value	100.00%	[1]
C000122071 [Member] | Communications Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.00%	[1]
C000122071 [Member] | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.10%	[1]
C000122071 [Member] | Energy Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	1.00%	[1]
C000122071 [Member] | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	3.10%	[1]
C000122071 [Member] | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.40%	[1]
C000122071 [Member] | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.80%	[1]
C000122071 [Member] | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	43.70%	[1]
C000122071 [Member] | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.30%	[1]
C000122071 [Member] | Real Estate Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.90%	[1]
C000122071 [Member] | Utilities Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.30%	[1]
C000122071 [Member] | Short Term Investments and Other Net Assets [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.40%	[1]
C000122072 [Member]
Holdings [Line Items]
Percent of Net Asset Value	100.00%	[2]
C000122072 [Member] | Communications Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.00%	[2]
C000122072 [Member] | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.10%	[2]
C000122072 [Member] | Energy Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	1.00%	[2]
C000122072 [Member] | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	3.10%	[2]
C000122072 [Member] | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.40%	[2]
C000122072 [Member] | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.80%	[2]
C000122072 [Member] | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	43.70%	[2]
C000122072 [Member] | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.30%	[2]
C000122072 [Member] | Real Estate Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.90%	[2]
C000122072 [Member] | Utilities Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.30%	[2]
C000122072 [Member] | Short Term Investments and Other Net Assets [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.40%	[2]
C000024998 [Member]
Holdings [Line Items]
Percent of Net Asset Value	100.00%	[3]
C000024998 [Member] | Communications Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.00%	[3]
C000024998 [Member] | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.10%	[3]
C000024998 [Member] | Energy Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	1.00%	[3]
C000024998 [Member] | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	3.10%	[3]
C000024998 [Member] | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.40%	[3]
C000024998 [Member] | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.80%	[3]
C000024998 [Member] | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	43.70%	[3]
C000024998 [Member] | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.30%	[3]
C000024998 [Member] | Real Estate Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.90%	[3]
C000024998 [Member] | Utilities Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.30%	[3]
C000024998 [Member] | Short Term Investments and Other Net Assets [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.40%	[3]
C000179522 [Member]
Holdings [Line Items]
Percent of Net Asset Value	100.00%	[4]
C000179522 [Member] | Communications Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.00%	[4]
C000179522 [Member] | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.10%	[4]
C000179522 [Member] | Energy Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	1.00%	[4]
C000179522 [Member] | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	3.10%	[4]
C000179522 [Member] | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.40%	[4]
C000179522 [Member] | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.80%	[4]
C000179522 [Member] | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	43.70%	[4]
C000179522 [Member] | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.30%	[4]
C000179522 [Member] | Real Estate Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.90%	[4]
C000179522 [Member] | Utilities Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.30%	[4]
C000179522 [Member] | Short Term Investments and Other Net Assets [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.40%	[4]
C000122073 [Member]
Holdings [Line Items]
Percent of Net Asset Value	100.00%	[5]
C000122073 [Member] | Communications Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.00%	[5]
C000122073 [Member] | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.10%	[5]
C000122073 [Member] | Energy Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	1.00%	[5]
C000122073 [Member] | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	3.10%	[5]
C000122073 [Member] | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.40%	[5]
C000122073 [Member] | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.80%	[5]
C000122073 [Member] | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	43.70%	[5]
C000122073 [Member] | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.30%	[5]
C000122073 [Member] | Real Estate Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.90%	[5]
C000122073 [Member] | Utilities Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.30%	[5]
C000122073 [Member] | Short Term Investments and Other Net Assets [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.40%	[5]
C000025000 [Member]
Holdings [Line Items]
Percent of Net Asset Value	100.00%	[6]
C000025000 [Member] | Communications Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.50%	[6]
C000025000 [Member] | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	18.20%	[6]
C000025000 [Member] | Energy Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.70%	[6]
C000025000 [Member] | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	1.40%	[6]
C000025000 [Member] | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	29.40%	[6]
C000025000 [Member] | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.20%	[6]
C000025000 [Member] | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	34.90%	[6]
C000025000 [Member] | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.10%	[6]
C000025000 [Member] | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.10%	[6]
C000025000 [Member] | Short Term Investments and Other Net Assets [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.50%	[6]
C000025001 [Member]
Holdings [Line Items]
Percent of Net Asset Value	100.00%	[7]
C000025001 [Member] | Communications Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.50%	[7]
C000025001 [Member] | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	18.20%	[7]
C000025001 [Member] | Energy Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.70%	[7]
C000025001 [Member] | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	1.40%	[7]
C000025001 [Member] | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	29.40%	[7]
C000025001 [Member] | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.20%	[7]
C000025001 [Member] | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	34.90%	[7]
C000025001 [Member] | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.10%	[7]
C000025001 [Member] | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.10%	[7]
C000025001 [Member] | Short Term Investments and Other Net Assets [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.50%	[7]
C000172687 [Member]
Holdings [Line Items]
Percent of Net Asset Value	100.00%	[8]
C000172687 [Member] | Communications Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.50%	[8]
C000172687 [Member] | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	18.20%	[8]
C000172687 [Member] | Energy Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.70%	[8]
C000172687 [Member] | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	1.40%	[8]
C000172687 [Member] | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	29.40%	[8]
C000172687 [Member] | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.20%	[8]
C000172687 [Member] | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	34.90%	[8]
C000172687 [Member] | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.10%	[8]
C000172687 [Member] | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.10%	[8]
C000172687 [Member] | Short Term Investments and Other Net Assets [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.50%	[8]
C000025002 [Member]
Holdings [Line Items]
Percent of Net Asset Value	100.00%	[9]
C000025002 [Member] | Communications Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.80%	[9]
C000025002 [Member] | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.80%	[9]
C000025002 [Member] | Energy Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.20%	[9]
C000025002 [Member] | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.10%	[9]
C000025002 [Member] | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.80%	[9]
C000025002 [Member] | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	23.10%	[9]
C000025002 [Member] | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	29.90%	[9]
C000025002 [Member] | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	1.80%	[9]
C000025002 [Member] | Real Estate Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	3.80%	[9]
C000025002 [Member] | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.40%	[9]
C000025002 [Member] | Short Term Investments and Other Net Assets [Member]
Holdings [Line Items]
Percent of Net Asset Value	(0.70%)	[9]
C000025003 [Member]
Holdings [Line Items]
Percent of Net Asset Value	100.00%	[10]
C000025003 [Member] | Communications Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.80%	[10]
C000025003 [Member] | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.80%	[10]
C000025003 [Member] | Energy Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.20%	[10]
C000025003 [Member] | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.10%	[10]
C000025003 [Member] | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.80%	[10]
C000025003 [Member] | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	23.10%	[10]
C000025003 [Member] | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	29.90%	[10]
C000025003 [Member] | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	1.80%	[10]
C000025003 [Member] | Real Estate Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	3.80%	[10]
C000025003 [Member] | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.40%	[10]
C000025003 [Member] | Short Term Investments and Other Net Assets [Member]
Holdings [Line Items]
Percent of Net Asset Value	(0.70%)	[10]
C000174228 [Member]
Holdings [Line Items]
Percent of Net Asset Value	100.00%	[11]
C000174228 [Member] | Communications Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.80%	[11]
C000174228 [Member] | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.80%	[11]
C000174228 [Member] | Energy Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.20%	[11]
C000174228 [Member] | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.10%	[11]
C000174228 [Member] | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.80%	[11]
C000174228 [Member] | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	23.10%	[11]
C000174228 [Member] | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	29.90%	[11]
C000174228 [Member] | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	1.80%	[11]
C000174228 [Member] | Real Estate Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	3.80%	[11]
C000174228 [Member] | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.40%	[11]
C000174228 [Member] | Short Term Investments and Other Net Assets [Member]
Holdings [Line Items]
Percent of Net Asset Value	(0.70%)	[11]
C000025004 [Member]
Holdings [Line Items]
Percent of Net Asset Value	100.00%	[12]
C000025004 [Member] | Communications Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	15.20%	[12]
C000025004 [Member] | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.80%	[12]
C000025004 [Member] | Energy Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.50%	[12]
C000025004 [Member] | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	3.90%	[12]
C000025004 [Member] | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	9.30%	[12]
C000025004 [Member] | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	8.40%	[12]
C000025004 [Member] | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	47.30%	[12]
C000025004 [Member] | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.20%	[12]
C000025004 [Member] | Real Estate Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.80%	[12]
C000025004 [Member] | Utilities Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	1.60%	[12]
C000025004 [Member] | Short Term Investments and Other Net Assets [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.00%	[12]
C000025005 [Member]
Holdings [Line Items]
Percent of Net Asset Value	100.00%	[13]
C000025005 [Member] | Communications Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	15.20%	[13]
C000025005 [Member] | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.80%	[13]
C000025005 [Member] | Energy Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.50%	[13]
C000025005 [Member] | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	3.90%	[13]
C000025005 [Member] | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	9.30%	[13]
C000025005 [Member] | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	8.40%	[13]
C000025005 [Member] | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	47.30%	[13]
C000025005 [Member] | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.20%	[13]
C000025005 [Member] | Real Estate Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.80%	[13]
C000025005 [Member] | Utilities Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	1.60%	[13]
C000025005 [Member] | Short Term Investments and Other Net Assets [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.00%	[13]
C000179523 [Member]
Holdings [Line Items]
Percent of Net Asset Value	100.00%	[14]
C000179523 [Member] | Communications Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	15.20%	[14]
C000179523 [Member] | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.80%	[14]
C000179523 [Member] | Energy Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.50%	[14]
C000179523 [Member] | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	3.90%	[14]
C000179523 [Member] | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	9.30%	[14]
C000179523 [Member] | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	8.40%	[14]
C000179523 [Member] | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	47.30%	[14]
C000179523 [Member] | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.20%	[14]
C000179523 [Member] | Real Estate Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.80%	[14]
C000179523 [Member] | Utilities Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	1.60%	[14]
C000179523 [Member] | Short Term Investments and Other Net Assets [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.00%	[14]
C000174229 [Member]
Holdings [Line Items]
Percent of Net Asset Value	100.00%	[15]
C000174229 [Member] | Communications Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	15.20%	[15]
C000174229 [Member] | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.80%	[15]
C000174229 [Member] | Energy Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.50%	[15]
C000174229 [Member] | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	3.90%	[15]
C000174229 [Member] | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	9.30%	[15]
C000174229 [Member] | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	8.40%	[15]
C000174229 [Member] | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	47.30%	[15]
C000174229 [Member] | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.20%	[15]
C000174229 [Member] | Real Estate Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.80%	[15]
C000174229 [Member] | Utilities Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	1.60%	[15]
C000174229 [Member] | Short Term Investments and Other Net Assets [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.00%	[15]

[1] Based on net assets

[2] Based on net assets

[3] Based on net assets

[4] Based on net assets

[5] Based on net assets

[6] Based on net assets

[7] Based on net assets

[8] Based on net assets

[9] Based on net assets

[10] Based on net assets

[11] Based on net assets

[12] Based on net assets

[13] Based on net assets

[14] Based on net assets

[15] Based on net assets