v3.3.0.814
SUPPLEMENTAL CONDENSED CONSOLIDATING FINANCIAL INFORMATION OCI (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
Condensed Financial Statements, Captions [Line Items]        
Net income (loss) $ (45,680) $ 27,825 $ (47,309) $ 72,828
Other comprehensive income:        
Currency translation adjustments (16,950) (19,507) (4,342) (10,516)
Total comprehensive income (loss) (62,630) 8,318 (51,651) 62,312
Net income attributable to noncontrolling interests (1,452) (1,743) (3,080) (2,637)
Currency translation adjustments attributable to noncontrolling interests (1,535) (183) 571 34
Total comprehensive income attributable to noncontrolling interests (2,987) (1,926) (2,509) (2,603)
Total comprehensive income (loss) attributable to Bristow Group (65,617) 6,392 (54,160) 59,709
Accretion of redeemable noncontrolling interests 4,803 0 (1,498) 0
Total comprehensive income (loss) attributable to common stockholders (60,814) 6,392 (55,658) 59,709
Parent Company        
Condensed Financial Statements, Captions [Line Items]        
Net income (loss) (47,118) 26,091 (50,361) 70,218
Other comprehensive income:        
Currency translation adjustments (44,436) (4,650) (6,871) (11,686)
Total comprehensive income (loss) (91,554) 21,441 (57,232) 58,532
Net income attributable to noncontrolling interests (14) (9) (28) (27)
Currency translation adjustments attributable to noncontrolling interests 0 0 0 0
Total comprehensive income attributable to noncontrolling interests (14) (9) (28) (27)
Total comprehensive income (loss) attributable to Bristow Group (91,568) 21,432 (57,260) 58,505
Accretion of redeemable noncontrolling interests 0   0  
Total comprehensive income (loss) attributable to common stockholders (91,568)   (57,260)  
Guarantor Subsidiaries        
Condensed Financial Statements, Captions [Line Items]        
Net income (loss) (7,653) 22,396 (6,521) 49,973
Other comprehensive income:        
Currency translation adjustments 0 0 0 0
Total comprehensive income (loss) (7,653) 22,396 (6,521) 49,973
Net income attributable to noncontrolling interests 0 0 0 0
Currency translation adjustments attributable to noncontrolling interests 0 0 0 0
Total comprehensive income attributable to noncontrolling interests 0 0 0 0
Total comprehensive income (loss) attributable to Bristow Group (7,653) 22,396 (6,521) 49,973
Accretion of redeemable noncontrolling interests 0   0  
Total comprehensive income (loss) attributable to common stockholders (7,653)   (6,521)  
Non-Guarantor Subsidiaries        
Condensed Financial Statements, Captions [Line Items]        
Net income (loss) (64,902) (4,670) (79,854) 5,621
Other comprehensive income:        
Currency translation adjustments 58,709 33,613 40,303 13,968
Total comprehensive income (loss) (6,193) 28,943 (39,551) 19,589
Net income attributable to noncontrolling interests (1,438) (1,734) (3,052) (2,610)
Currency translation adjustments attributable to noncontrolling interests (1,535) (183) 571 34
Total comprehensive income attributable to noncontrolling interests (2,973) (1,917) (2,481) (2,576)
Total comprehensive income (loss) attributable to Bristow Group (9,166) 27,026 (42,032) 17,013
Accretion of redeemable noncontrolling interests 4,803   (1,498)  
Total comprehensive income (loss) attributable to common stockholders (4,363)   (43,530)  
Consolidations, Eliminations        
Condensed Financial Statements, Captions [Line Items]        
Net income (loss) 73,993 (15,992) 89,427 (52,984)
Other comprehensive income:        
Currency translation adjustments (31,223) (48,470) (37,774) (12,798)
Total comprehensive income (loss) 42,770 (64,462) 51,653 (65,782)
Net income attributable to noncontrolling interests 0 0 0 0
Currency translation adjustments attributable to noncontrolling interests 0 0 0 0
Total comprehensive income attributable to noncontrolling interests 0 0 0 0
Total comprehensive income (loss) attributable to Bristow Group 42,770 $ (64,462) 51,653 $ (65,782)
Accretion of redeemable noncontrolling interests 0   0  
Total comprehensive income (loss) attributable to common stockholders $ 42,770   $ 51,653