Fair Value Measurements - Fair Value Hierarchy (Details) - USD ($) $ in Thousands	Jan. 31, 2020	Oct. 31, 2019	Feb. 01, 2019
Assets:
Forward currency contracts	$ 12,676	$ 10,898	$ 5,836
Liabilities:
Forward currency contracts	0	9	33
Forward currency contracts
Assets:
Forward currency contracts	12,676	10,898	5,836
Liabilities:
Forward currency contracts	0	9	33
Measured on a recurring basis
Assets:
Total assets	12,676	10,898	5,836
Liabilities:
Total liabilities		9	33
Measured on a recurring basis | Forward currency contracts
Assets:
Forward currency contracts	12,676	10,898	5,836
Liabilities:
Forward currency contracts		9	33
Measured on a recurring basis | Level 1
Assets:
Total assets	0	0	0
Liabilities:
Total liabilities		0	0
Measured on a recurring basis | Level 1 | Forward currency contracts
Assets:
Forward currency contracts	0	0	0
Liabilities:
Forward currency contracts		0	0
Measured on a recurring basis | Level 2
Assets:
Total assets	12,676	10,898	5,836
Liabilities:
Total liabilities		9	33
Measured on a recurring basis | Level 2 | Forward currency contracts
Assets:
Forward currency contracts	12,676	10,898	5,836
Liabilities:
Forward currency contracts		9	33
Measured on a recurring basis | Level 3
Assets:
Total assets	0	0	0
Liabilities:
Total liabilities		0	0
Measured on a recurring basis | Level 3 | Forward currency contracts
Assets:
Forward currency contracts	$ 0	0	0
Liabilities:
Forward currency contracts		$ 0	$ 0