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STOCK-BASED COMPENSATION - Additional Information (Details) - company
1 Months Ended 3 Months Ended 6 Months Ended
Jan. 31, 2018
Mar. 31, 2018
Jun. 30, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
ESOP, maximum election as a percentage of salary, percent     20.00%
ESOP, maximum employee contribution, percent     100.00%
Performance Stock Unit (PSU) awards      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Percentage of award intended to pay out in stock     65.00%
Percentage recorded as a liability     35.00%
Reserved percentage of award intended to pay out in cash     100.00%
Vesting period 3 years   2 years
Award performance period     3 years
Performance Stock Unit (PSU) awards | Maximum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Base award percentage of Total Shareholder Return     175.00%
Performance Stock Unit (PSU) awards | Relative TSR and EBIT CAGR      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Percentage of award intended to pay out in stock     50.00%
Percentage recorded as a liability     50.00%
Reserved percentage of award intended to pay out in cash     100.00%
Performance Stock Unit (PSU) awards | TSR      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Percentage of award vesting     50.00%
Vesting period     3 years
Number of companies forming peer group     320
Performance Stock Unit (PSU) awards | TSR | Minimum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Base award percentage of Total Shareholder Return     0.00%
Performance Stock Unit (PSU) awards | TSR | Maximum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Base award percentage of Total Shareholder Return     200.00%
Performance Stock Unit (PSU) awards | EBIT CAGR      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Percentage of award vesting     50.00%
Period in which expense is recognized     3 years
Performance Stock Unit (PSU) awards | EBIT CAGR | Maximum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Base award percentage of Total Shareholder Return     200.00%
Performance Stock Unit (PSU) awards | EBIT CAGR, one-time vesting period transition      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period 2 years    
Growth Performance Stock Units      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award performance period     2 years
Reserved right to pay percentage in cash (up to)   100.00% 100.00%
Growth Performance Stock Units | Minimum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Percentage of award vesting     0.00%
Growth Performance Stock Units | Maximum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Percentage of award vesting     250.00%