v3.26.1
Shareholder Fees - Investment Trust Prospectus
Aug. 01, 2026
USD ($)
CORE PLUS FUND | CORE PLUS FUND, INVESTOR CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 25
CORE PLUS FUND | CORE PLUS FUND, I CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
CORE PLUS FUND | CORE PLUS FUND, A CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 4.50%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00% [1]
Maximum Account Fee $ 0
CORE PLUS FUND | CORE PLUS FUND, C CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 1.00%
Maximum Account Fee $ 0
CORE PLUS FUND | CORE PLUS FUND, R CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
CORE PLUS FUND | CORE PLUS FUND, R5 CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
CORE PLUS FUND | CORE PLUS FUND G CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
DIVERSIFIED BOND FUND | DIVERSIFIED BOND FUND, INVESTOR CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 25
DIVERSIFIED BOND FUND | DIVERSIFIED BOND FUND, I CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 25
DIVERSIFIED BOND FUND | DIVERSIFIED BOND FUND, Y CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
DIVERSIFIED BOND FUND | DIVERSIFIED BOND FUND, A CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 4.50%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00% [2]
Maximum Account Fee $ 0
DIVERSIFIED BOND FUND | DIVERSIFIED BOND FUND, C CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 1.00%
Maximum Account Fee $ 0
DIVERSIFIED BOND FUND | DIVERSIFIED BOND FUND, R CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
DIVERSIFIED BOND FUND | DIVERSIFIED BOND FUND, R5 CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
DIVERSIFIED BOND FUND | DIVERSIFIED BOND FUND, R6 CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
DIVERSIFIED BOND FUND | DIVERSIFIED BOND FUND G CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
HIGH INCOME FUND | HIGH INCOME FUND INVESTOR CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 25
HIGH INCOME FUND | HIGH INCOME FUND I CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
HIGH INCOME FUND | HIGH INCOME FUND Y CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
HIGH INCOME FUND | HIGH INCOME FUND A CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 4.50%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00% [3]
Maximum Account Fee $ 0
HIGH INCOME FUND | HIGH INCOME FUND R5 CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
HIGH INCOME FUND | HIGH INCOME FUND, R6 CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
HIGH INCOME FUND | HIGH INCOME FUND G CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
HIGH-YIELD FUND | HIGH-YIELD FUND, INVESTOR CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 25
HIGH-YIELD FUND | HIGH-YIELD FUND, I CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
HIGH-YIELD FUND | HIGH-YIELD FUND, Y CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
HIGH-YIELD FUND | HIGH-YIELD FUND, A CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 4.50%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00% [4]
Maximum Account Fee $ 0
HIGH-YIELD FUND | HIGH-YIELD FUND, C CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 1.00%
Maximum Account Fee $ 0
HIGH-YIELD FUND | HIGH-YIELD FUND, R CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
HIGH-YIELD FUND | HIGH-YIELD FUND, R5 CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
HIGH-YIELD FUND | HIGH-YIELD FUND, R6 CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
MULTISECTOR INCOME FUND | MULTISECTOR INCOME FUND, INVESTOR CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 25
MULTISECTOR INCOME FUND | MULTISECTOR INCOME FUND, I CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
MULTISECTOR INCOME FUND | MULTISECTOR INCOME FUND, Y CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
MULTISECTOR INCOME FUND | MULTISECTOR INCOME FUND, A CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 4.50%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00% [5]
Maximum Account Fee $ 0
MULTISECTOR INCOME FUND | MULTISECTOR INCOME FUND, C CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 1.00%
Maximum Account Fee $ 0
MULTISECTOR INCOME FUND | MULTISECTOR INCOME FUND, R CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
MULTISECTOR INCOME FUND | MULTISECTOR INCOME FUND, R5 CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
MULTISECTOR INCOME FUND | MULTISECTOR INCOME FUND, R6 CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
PRIME MONEY MARKET FUND | PRIME MONEY MARKET FUND, INVESTOR CLASS  
Prospectus [Line Items]  
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 25
PRIME MONEY MARKET FUND | PRIME MONEY MARKET FUND, A CLASS  
Prospectus [Line Items]  
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00% [6]
Maximum Account Fee $ 0
PRIME MONEY MARKET FUND | PRIME MONEY MARKET FUND, C CLASS  
Prospectus [Line Items]  
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00% [6]
Maximum Account Fee $ 0
SHORT DURATION FUND | SHORT DURATION FUND, INVESTOR CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 25
SHORT DURATION FUND | SHORT DURATION FUND, I CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
SHORT DURATION FUND | SHORT DURATION FUND, A CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 2.25%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00% [7]
Maximum Account Fee $ 0
SHORT DURATION FUND | SHORT DURATION FUND, C CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 1.00%
Maximum Account Fee $ 0
SHORT DURATION FUND | SHORT DURATION FUND, R CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
SHORT DURATION FUND | SHORT DURATION FUND, R5 CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
SHORT DURATION FUND | SHORT DURATION FUND, R6 CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
SHORT DURATION FUND | SHORT DURATION FUND, G CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
SHORT DURATION INFLATION PROTECTION BOND FUND | SHORT DURATION INFLATION PROTECTION BOND FUND, INVESTOR CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 25
SHORT DURATION INFLATION PROTECTION BOND FUND | SHORT DURATION INFLATION PROTECTION BOND FUND, I CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
SHORT DURATION INFLATION PROTECTION BOND FUND | SHORT DURATION INFLATION PROTECTION BOND FUND, Y CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
SHORT DURATION INFLATION PROTECTION BOND FUND | SHORT DURATION INFLATION PROTECTION BOND FUND, A CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 2.25%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00% [8]
Maximum Account Fee $ 0
SHORT DURATION INFLATION PROTECTION BOND FUND | SHORT DURATION INFLATION PROTECTION BOND FUND, C CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 1.00%
Maximum Account Fee $ 0
SHORT DURATION INFLATION PROTECTION BOND FUND | SHORT DURATION INFLATION PROTECTION BOND FUND, R CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
SHORT DURATION INFLATION PROTECTION BOND FUND | SHORT DURATION INFLATION PROTECTION BOND FUND, R5 CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
SHORT DURATION INFLATION PROTECTION BOND FUND | SHORT DURATION INFLATION PROTECTION BOND FUND, R6 CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
SHORT DURATION INFLATION PROTECTION BOND FUND | SHORT DURATION INFLATION PROTECTION BOND FUND, G CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
SHORT DURATION STRATEGIC INCOME FUND | SHORT DURATION STRATEGIC INCOME FUND, INVESTOR CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 25
SHORT DURATION STRATEGIC INCOME FUND | SHORT DURATION STRATEGIC INCOME FUND, I CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
SHORT DURATION STRATEGIC INCOME FUND | SHORT DURATION STRATEGIC INCOME FUND, Y CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
SHORT DURATION STRATEGIC INCOME FUND | SHORT DURATION STRATEGIC INCOME FUND, A CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 2.25%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00% [9]
Maximum Account Fee $ 0
SHORT DURATION STRATEGIC INCOME FUND | SHORT DURATION STRATEGIC INCOME FUND, C CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 1.00%
Maximum Account Fee $ 0
SHORT DURATION STRATEGIC INCOME FUND | SHORT DURATION STRATEGIC INCOME FUND, R CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
SHORT DURATION STRATEGIC INCOME FUND | SHORT DURATION STRATEGIC INCOME FUND, R5 CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
SHORT DURATION STRATEGIC INCOME FUND | SHORT DURATION STRATEGIC INCOME FUND, R6 CLASS  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
U.S. GOVERNMENT MONEY MARKET FUND | U.S. GOVERNMENT MONEY MARKET FUND, INVESTOR CLASS  
Prospectus [Line Items]  
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 25
U.S. GOVERNMENT MONEY MARKET FUND | U.S. GOVERNMENT MONEY MARKET FUND, A CLASS  
Prospectus [Line Items]  
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00% [10]
Maximum Account Fee $ 0
U.S. GOVERNMENT MONEY MARKET FUND | U.S. GOVERNMENT MONEY MARKET FUND, C CLASS  
Prospectus [Line Items]  
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00% [10]
Maximum Account Fee $ 0
U.S. GOVERNMENT MONEY MARKET FUND | U.S. GOVERNMENT MONEY MARKET FUND, G CLASS  
Prospectus [Line Items]  
Maximum Deferred Sales Charge (as a percentage of Offering Price) 0.00%
Maximum Account Fee $ 0
[1] Purchases of $1 million or more may be subject to a contingent deferred sales charge of 1.00% if the shares are redeemed within one year of the date of the purchase.
[2] Purchases of $1 million or more may be subject to a contingent deferred sales charge of 1.00% if the shares are redeemed within one year of the date of the purchase.
[3] Purchases of $1 million or more may be subject to a contingent deferred sales charge of 1.00% if the shares are redeemed within one year of the date of the purchase.
[4] Purchases of $1 million or more may be subject to a contingent deferred sales charge of 1.00% if the shares are redeemed within one year of the date of the purchase.
[5] Purchases of $1 million or more may be subject to a contingent deferred sales charge of 1.00% if the shares are redeemed within one year of the date of the purchase.
[6] Purchases in these shares may be subject to a contingent deferred sales charge (CDSC) of 1.00% for A and C Class in certain circumstances where such shares were acquired by exchange from another American Century Investments fund.
[7] Purchases of $500,000 or more may be subject to a contingent deferred sales charge of 1.00% if the shares are redeemed within one year of the date of the purchase.
[8] Purchases of $500,000 or more may be subject to a contingent deferred sales charge of 1.00% if the shares are redeemed within one year of the date of the purchase.
[9] Purchases of $500,000 or more may be subject to a contingent deferred sales charge of 1.00% if the shares are redeemed within one year of the date of the purchase.
[10] Purchases in these shares may be subject to a contingent deferred sales charge (CDSC) of 1.00% for A and C Class in certain circumstances where such shares were acquired by exchange from another American Century Investments fund.