Stockholders' Equity - Repurchase Programs (Details) $ in Thousands	6 Months Ended
Sep. 30, 2020 USD ($) shares
Stockholders' Equity Note [Abstract]
Total number of shares repurchased (in shares) \| shares	0
Dollar value of shares remaining for repurchase \| $	$ 159,807

Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration