Label	Element	Value
Wilshire Global Allocation Fund \| Wilshire International Equity Fund [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	22.20%
Wilshire Global Allocation Fund \| Wilshire Income Opportunities Fund [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	18.90%
Wilshire Global Allocation Fund \| Wilshire Large Company Growth Portfolio [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	17.40%
Wilshire Global Allocation Fund \| Wilshire Large Company Value Portfolio [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	16.60%
Wilshire Global Allocation Fund \| Vanguard Total International Bond Index Fund [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	13.90%
Wilshire Global Allocation Fund \| Vanguard Mega Cap Index Fund [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	4.00%
Wilshire Global Allocation Fund \| Fidelity Emerging Markets Index Fund [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	2.00%
Wilshire Global Allocation Fund \| Vanguard Long-Term Bond Index Fund [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	2.00%
Wilshire Global Allocation Fund \| Wilshire Small Company Value Portfolio [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	1.50%
Wilshire Global Allocation Fund \| Wilshire Small Company Growth Portfolio [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	1.50%
Wilshire Global Allocation Fund \| Cash & Other [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	100.00%