Shareholder Fees - Prospectus #1	Sep. 30, 2021
Calvert High Yield Bond Fund | Class A
Shareholder Fees:
Maximum Sales Charge (load) Imposed on Purchases (as a percentage of offering price)	3.25%
Maximum Deferred Sales Charge (load) (as a percentage of the lower of net asset value at purchase or redemption)	none
Calvert High Yield Bond Fund | Class C
Shareholder Fees:
Maximum Sales Charge (load) Imposed on Purchases (as a percentage of offering price)	none
Maximum Deferred Sales Charge (load) (as a percentage of the lower of net asset value at purchase or redemption)	1.00%
Calvert High Yield Bond Fund | Class I
Shareholder Fees:
Maximum Sales Charge (load) Imposed on Purchases (as a percentage of offering price)	none
Maximum Deferred Sales Charge (load) (as a percentage of the lower of net asset value at purchase or redemption)	none
Calvert High Yield Bond Fund | Class R6
Shareholder Fees:
Maximum Sales Charge (load) Imposed on Purchases (as a percentage of offering price)	none
Maximum Deferred Sales Charge (load) (as a percentage of the lower of net asset value at purchase or redemption)	none
Calvert Income Fund | Class A
Shareholder Fees:
Maximum Sales Charge (load) Imposed on Purchases (as a percentage of offering price)	3.25%
Maximum Deferred Sales Charge (load) (as a percentage of the lower of net asset value at purchase or redemption)	none
Calvert Income Fund | Class C
Shareholder Fees:
Maximum Sales Charge (load) Imposed on Purchases (as a percentage of offering price)	none
Maximum Deferred Sales Charge (load) (as a percentage of the lower of net asset value at purchase or redemption)	1.00%
Calvert Income Fund | Class I
Shareholder Fees:
Maximum Sales Charge (load) Imposed on Purchases (as a percentage of offering price)	none
Maximum Deferred Sales Charge (load) (as a percentage of the lower of net asset value at purchase or redemption)	none
Calvert Core Bond Fund | Class A
Shareholder Fees:
Maximum Sales Charge (load) Imposed on Purchases (as a percentage of offering price)	3.25%
Maximum Deferred Sales Charge (load) (as a percentage of the lower of net asset value at purchase or redemption)	none
Calvert Core Bond Fund | Class I
Shareholder Fees:
Maximum Sales Charge (load) Imposed on Purchases (as a percentage of offering price)	none
Maximum Deferred Sales Charge (load) (as a percentage of the lower of net asset value at purchase or redemption)	none
Calvert Short Duration Income Fund | Class A
Shareholder Fees:
Maximum Sales Charge (load) Imposed on Purchases (as a percentage of offering price)	2.25%
Maximum Deferred Sales Charge (load) (as a percentage of the lower of net asset value at purchase or redemption)	none
Calvert Short Duration Income Fund | Class C
Shareholder Fees:
Maximum Sales Charge (load) Imposed on Purchases (as a percentage of offering price)	none
Maximum Deferred Sales Charge (load) (as a percentage of the lower of net asset value at purchase or redemption)	1.00%
Calvert Short Duration Income Fund | Class I
Shareholder Fees:
Maximum Sales Charge (load) Imposed on Purchases (as a percentage of offering price)	none
Maximum Deferred Sales Charge (load) (as a percentage of the lower of net asset value at purchase or redemption)	none
Calvert Short Duration Income Fund | Class R6
Shareholder Fees:
Maximum Sales Charge (load) Imposed on Purchases (as a percentage of offering price)	none
Maximum Deferred Sales Charge (load) (as a percentage of the lower of net asset value at purchase or redemption)	none