v3.26.1
Average Annual Total Returns
 12 Months Ended 60 Months Ended 117 Months Ended 120 Months Ended 205 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
 [2]
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Bloomberg Global Aggregate Bond Index (reflects no deduction for fees, expenses, or taxes)            
Prospectus [Line Items]            
Average Annual Return, Percent 8.17% (2.15%)   0.81% [1] 1.26%  
Bloomberg Global Aggregate Bond USD Hedged Index (reflects no deduction for fees, expenses, or taxes)            
Prospectus [Line Items]            
Average Annual Return, Percent 4.86% 0.34%   2.13% [1] 2.39%  
Lipper Global Income Funds Average            
Prospectus [Line Items]            
Average Annual Return, Percent 8.24% (0.51%) 1.76%   1.96%  
T. Rowe Price Global Multi-Sector Bond Fund, Inc. - Investor Class [Member]            
Prospectus [Line Items]            
Average Annual Return, Percent 6.36% 1.06%     3.69%  
Performance Inception Date           Dec. 15, 2008
T. Rowe Price Global Multi-Sector Bond Fund, Inc. - Investor Class [Member] | After Taxes on Distributions            
Prospectus [Line Items]            
Average Annual Return, Percent 4.14% (0.68%)     2.05%  
T. Rowe Price Global Multi-Sector Bond Fund, Inc. - Investor Class [Member] | After Taxes on Distributions and Sales            
Prospectus [Line Items]            
Average Annual Return, Percent 3.73% 0.05%     2.14%  
T. Rowe Price Global Multi-Sector Bond Fund, Inc. - I Class [Member]            
Prospectus [Line Items]            
Average Annual Return, Percent 6.54% 1.22%   3.66%    
Performance Inception Date       Mar. 23, 2016    
T. Rowe Price Global Multi-Sector Bond Fund, Inc. - Advisor Class [Member]            
Prospectus [Line Items]            
Average Annual Return, Percent 6.06% 0.77%     3.40%  
Performance Inception Date           Dec. 15, 2008
[1] Return since 3/23/16.
[2] Return since 3/31/16.