S000021242 [Member] Average Annual Total Returns	12 Months Ended	60 Months Ended	120 Months Ended	212 Months Ended
S000021242 [Member] Average Annual Total Returns	Dec. 31, 2025	Dec. 31, 2025	Dec. 31, 2025	Dec. 31, 2025
Bloomberg Aggregate Bond Index (reflects no deduction for fees, expenses or taxes)
Prospectus [Line Items]
Average Annual Return, Percent	7.30%	(0.36%)	2.01%
Standard & Poors 500 Index (reflects no deduction for fees, expenses or taxes)
Prospectus [Line Items]
Average Annual Return, Percent	17.86%	14.40%	14.79%
Class A
Prospectus [Line Items]
Average Annual Return, Percent	0.18%	(1.55%)	2.59%
Performance Inception Date				May 05, 2008
Class A \| After Taxes on Distributions
Prospectus [Line Items]
Average Annual Return, Percent	0.18%	(2.66%)	1.90%
Performance Inception Date				May 05, 2008
Class A \| After Taxes on Distributions and Sales
Prospectus [Line Items]
Average Annual Return, Percent	0.11%	(2.06%)	1.52%
Performance Inception Date				May 05, 2008
Class C
Prospectus [Line Items]
Average Annual Return, Percent	5.43%	(2.18%)	1.95%
Performance Inception Date				May 05, 2008
Class Z
Prospectus [Line Items]
Average Annual Return, Percent	6.45%	(1.21%)	2.97%
Performance Inception Date				May 05, 2008