COMMITMENTS AND CONTINGENCIES - ANNUAL MINIMUM OBLIGATIONS (Details) $ in Thousands	Mar. 31, 2017 USD ($)
Operating Leases
2018	$ 27,238
2019	32,325
2020	23,386
2021	20,117
2022	18,269
Thereafter	77,987
Total	199,322
Purchase Obligations
2018	38,243
2019	9,842
2020	4,200
2021	205
2022	54
Thereafter	0
Total	52,544
Convertible Notes Interest
2018	2,875
2019	1,438
2020	0
2021	0
2022	0
Thereafter	0
Total	4,313
Convertible Notes
2018	0
2019	268,149
2020	0
2021	0
2022	0
Thereafter	0
Total	268,149
2018	184,629
2019	415,638
2020	74,786
2021	38,604
2022	36,573
Thereafter	81,237
Total	831,467
Software Development and licensing
Unrecorded Unconditional Purchase Obligation
2018	103,726
2019	53,426
2020	34,450
2021	15,032
2022	15,000
Thereafter	0
Total	221,634
Marketing
Unrecorded Unconditional Purchase Obligation
2018	12,547
2019	50,458
2020	12,750
2021	3,250
2022	3,250
Thereafter	3,250
Total	$ 85,505