Quarterly report pursuant to Section 13 or 15(d)

GUARANTORS OF SECURITIES (Condensed Statement of Comprehensive Income) (Details)

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GUARANTORS OF SECURITIES (Condensed Statement of Comprehensive Income) (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Condensed Statement of Income Captions [Line Items]        
Net income (loss) $ (4,510) $ 11,105 $ (8,460) $ 10,866
Other comprehensive income (loss):        
Foreign currency translation adjustments 0 (137) 0 (140)
Income tax benefit 0 0 0 1
Total other comprehensive income (loss) 0 (137) 0 (139)
Comprehensive income (loss) (4,510) 10,968 (8,460) 10,727
Comprehensive income (loss) attributable to non-controlling interest in subsidiary 6,448 228 6,580 425
Comprehensive income (loss) attributable to Era Group Inc. 1,938 11,196 (1,880) 11,152
Parent        
Condensed Statement of Income Captions [Line Items]        
Net income (loss) 1,938 11,333 (1,880) 11,291
Other comprehensive income (loss):        
Foreign currency translation adjustments 0 0 0 0
Income tax benefit 0 0 0 0
Total other comprehensive income (loss) 0 0 0 0
Comprehensive income (loss) 1,938 11,333 (1,880) 11,291
Comprehensive income (loss) attributable to non-controlling interest in subsidiary 0 0 0 0
Comprehensive income (loss) attributable to Era Group Inc. 1,938 11,333 (1,880) 11,291
Guarantors        
Condensed Statement of Income Captions [Line Items]        
Net income (loss) 1,927 3,596 7,417 6,023
Other comprehensive income (loss):        
Foreign currency translation adjustments 0 0 0 (3)
Income tax benefit 0 0 0 1
Total other comprehensive income (loss) 0 0 0 (2)
Comprehensive income (loss) 1,927 3,596 7,417 6,021
Comprehensive income (loss) attributable to non-controlling interest in subsidiary 6,349 130 6,349 327
Comprehensive income (loss) attributable to Era Group Inc. 8,276 3,726 13,766 6,348
Non-guarantors        
Condensed Statement of Income Captions [Line Items]        
Net income (loss) (2,690) (3,095) (8,041) (3,328)
Other comprehensive income (loss):        
Foreign currency translation adjustments 0 (137) 0 (137)
Income tax benefit 0 0 0 0
Total other comprehensive income (loss) 0 (137) 0 (137)
Comprehensive income (loss) (2,690) (3,232) (8,041) (3,465)
Comprehensive income (loss) attributable to non-controlling interest in subsidiary 99 98 231 98
Comprehensive income (loss) attributable to Era Group Inc. (2,591) (3,134) (7,810) (3,367)
Eliminations        
Condensed Statement of Income Captions [Line Items]        
Net income (loss) (5,685) (729) (5,956) (3,120)
Other comprehensive income (loss):        
Foreign currency translation adjustments 0 0 0 0
Income tax benefit 0 0 0 0
Total other comprehensive income (loss) 0 0 0 0
Comprehensive income (loss) (5,685) (729) (5,956) (3,120)
Comprehensive income (loss) attributable to non-controlling interest in subsidiary 0 0 0 0
Comprehensive income (loss) attributable to Era Group Inc. $ (5,685) $ (729) $ (5,956) $ (3,120)